20178572418

素因数分解:

$2^1\times 3^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{1693}}^1$

素因数の和:1838

約数の個数: 160

約数和(自身を含む): 48701822400

約数和(自身を除く): 28523249982

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 43, 54, 58, 59, 81, 86, 87, 118, 129, 162, 174, 177, 258, 261, 354, 387, 522, 531, 774, 783, 1062, 1161, 1247, 1566, 1593, 1693, 1711, 2322, 2349, 2494, 2537, 3186, 3386, 3422, 3483, 3741, 4698, 4779, 5074, 5079, 5133, 6966, 7482, 7611, 9558, 10158, 10266, 11223, 15222, 15237, 15399, 22446, 22833, 30474, 30798, 33669, 45666, 45711, 46197, 49097, 67338, 68499, 72799, 73573, 91422, 92394, 98194, 99887, 101007, 136998, 137133, 138591, 145598, 147146, 147291, 199774, 202014, 205497, 218397, 220719, 274266, 277182, 294582, 299661, 410994, 436794, 441438, 441873, 599322, 655191, 662157, 883746, 898983, 1310382, 1324314, 1325619, 1797966, 1965573, 1986471, 2111171, 2651238, 2696949, 2896723, 3931146, 3972942, 3976857, 4222342, 4295141, 5393898, 5793446, 5896719, 5959413, 6333513, 7953714, 8090847, 8590282, 8690169, 11793438, 11918826, 12667026, 12885423, 16181694, 17380338, 19000539, 25770846, 26070507, 38001078, 38656269, 52141014, 57001617, 77312538, 78211521, 114003234, 115968807, 124559089, 156423042, 171004851, 231937614, 234634563, 249118178, 342009702, 347906421, 373677267, 469269126, 695812842, 747354534, 1121031801, 2242063602, 3363095403, 6726190806, 10089286209, 20178572418]

約数ペア:

[(1, 20178572418), (2, 10089286209), (3, 6726190806), (6, 3363095403), (9, 2242063602), (18, 1121031801), (27, 747354534), (29, 695812842), (43, 469269126), (54, 373677267), (58, 347906421), (59, 342009702), (81, 249118178), (86, 234634563), (87, 231937614), (118, 171004851), (129, 156423042), (162, 124559089), (174, 115968807), (177, 114003234), (258, 78211521), (261, 77312538), (354, 57001617), (387, 52141014), (522, 38656269), (531, 38001078), (774, 26070507), (783, 25770846), (1062, 19000539), (1161, 17380338), (1247, 16181694), (1566, 12885423), (1593, 12667026), (1693, 11918826), (1711, 11793438), (2322, 8690169), (2349, 8590282), (2494, 8090847), (2537, 7953714), (3186, 6333513), (3386, 5959413), (3422, 5896719), (3483, 5793446), (3741, 5393898), (4698, 4295141), (4779, 4222342), (5074, 3976857), (5079, 3972942), (5133, 3931146), (6966, 2896723), (7482, 2696949), (7611, 2651238), (9558, 2111171), (10158, 1986471), (10266, 1965573), (11223, 1797966), (15222, 1325619), (15237, 1324314), (15399, 1310382), (22446, 898983), (22833, 883746), (30474, 662157), (30798, 655191), (33669, 599322), (45666, 441873), (45711, 441438), (46197, 436794), (49097, 410994), (67338, 299661), (68499, 294582), (72799, 277182), (73573, 274266), (91422, 220719), (92394, 218397), (98194, 205497), (99887, 202014), (101007, 199774), (136998, 147291), (137133, 147146), (138591, 145598)]