18940808432

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{2383}}^1$

素因数の和:2567

約数の個数: 160

約数和(自身を含む): 46485024768

約数和(自身を除く): 27544216336

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 53, 56, 91, 103, 104, 106, 112, 182, 206, 208, 212, 364, 371, 412, 424, 689, 721, 728, 742, 824, 848, 1339, 1378, 1442, 1456, 1484, 1648, 2383, 2678, 2756, 2884, 2968, 4766, 4823, 5356, 5459, 5512, 5768, 5936, 9373, 9532, 9646, 10712, 10918, 11024, 11536, 16681, 18746, 19064, 19292, 21424, 21836, 30979, 33362, 37492, 38128, 38213, 38584, 43672, 61958, 66724, 70967, 74984, 76426, 77168, 87344, 123916, 126299, 133448, 141934, 149968, 152852, 216853, 245449, 247832, 252598, 266896, 283868, 305704, 433706, 490898, 495664, 496769, 505196, 567736, 611408, 867412, 884093, 981796, 993538, 1010392, 1135472, 1641887, 1718143, 1734824, 1768186, 1963592, 1987076, 2020784, 3190837, 3283774, 3436286, 3469648, 3536372, 3927184, 3974152, 6381674, 6567548, 6872572, 7072744, 7948304, 11493209, 12763348, 13008797, 13135096, 13745144, 14145488, 22335859, 22986418, 25526696, 26017594, 26270192, 27490288, 44671718, 45972836, 51053392, 52035188, 89343436, 91061579, 91945672, 104070376, 169114361, 178686872, 182123158, 183891344, 208140752, 338228722, 357373744, 364246316, 676457444, 728492632, 1183800527, 1352914888, 1456985264, 2367601054, 2705829776, 4735202108, 9470404216, 18940808432]

約数ペア:

[(1, 18940808432), (2, 9470404216), (4, 4735202108), (7, 2705829776), (8, 2367601054), (13, 1456985264), (14, 1352914888), (16, 1183800527), (26, 728492632), (28, 676457444), (52, 364246316), (53, 357373744), (56, 338228722), (91, 208140752), (103, 183891344), (104, 182123158), (106, 178686872), (112, 169114361), (182, 104070376), (206, 91945672), (208, 91061579), (212, 89343436), (364, 52035188), (371, 51053392), (412, 45972836), (424, 44671718), (689, 27490288), (721, 26270192), (728, 26017594), (742, 25526696), (824, 22986418), (848, 22335859), (1339, 14145488), (1378, 13745144), (1442, 13135096), (1456, 13008797), (1484, 12763348), (1648, 11493209), (2383, 7948304), (2678, 7072744), (2756, 6872572), (2884, 6567548), (2968, 6381674), (4766, 3974152), (4823, 3927184), (5356, 3536372), (5459, 3469648), (5512, 3436286), (5768, 3283774), (5936, 3190837), (9373, 2020784), (9532, 1987076), (9646, 1963592), (10712, 1768186), (10918, 1734824), (11024, 1718143), (11536, 1641887), (16681, 1135472), (18746, 1010392), (19064, 993538), (19292, 981796), (21424, 884093), (21836, 867412), (30979, 611408), (33362, 567736), (37492, 505196), (38128, 496769), (38213, 495664), (38584, 490898), (43672, 433706), (61958, 305704), (66724, 283868), (70967, 266896), (74984, 252598), (76426, 247832), (77168, 245449), (87344, 216853), (123916, 152852), (126299, 149968), (133448, 141934)]