20581007874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{3947}}^1$

素因数の和:4152

約数の個数: 128

約数和(自身を含む): 51029637120

約数和(自身を除く): 30448629246

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 67, 102, 109, 119, 134, 201, 218, 238, 327, 357, 402, 469, 654, 714, 763, 938, 1139, 1407, 1526, 1853, 2278, 2289, 2814, 3417, 3706, 3947, 4578, 5559, 6834, 7303, 7894, 7973, 11118, 11841, 12971, 14606, 15946, 21909, 23682, 23919, 25942, 27629, 38913, 43818, 47838, 51121, 55258, 67099, 77826, 82887, 102242, 124151, 134198, 153363, 165774, 201297, 248302, 264449, 306726, 372453, 402594, 430223, 469693, 528898, 744906, 793347, 860446, 869057, 939386, 1290669, 1409079, 1586694, 1738114, 1851143, 2581338, 2607171, 2818158, 3011561, 3702286, 4495633, 5214342, 5553429, 6023122, 7313791, 8991266, 9034683, 11106858, 13486899, 14627582, 18069366, 21941373, 26973798, 28824941, 31469431, 43882746, 51196537, 57649882, 62938862, 86474823, 94408293, 102393074, 153589611, 172949646, 188816586, 201774587, 307179222, 403549174, 490023997, 605323761, 980047994, 1210647522, 1470071991, 2940143982, 3430167979, 6860335958, 10290503937, 20581007874]

約数ペア:

[(1, 20581007874), (2, 10290503937), (3, 6860335958), (6, 3430167979), (7, 2940143982), (14, 1470071991), (17, 1210647522), (21, 980047994), (34, 605323761), (42, 490023997), (51, 403549174), (67, 307179222), (102, 201774587), (109, 188816586), (119, 172949646), (134, 153589611), (201, 102393074), (218, 94408293), (238, 86474823), (327, 62938862), (357, 57649882), (402, 51196537), (469, 43882746), (654, 31469431), (714, 28824941), (763, 26973798), (938, 21941373), (1139, 18069366), (1407, 14627582), (1526, 13486899), (1853, 11106858), (2278, 9034683), (2289, 8991266), (2814, 7313791), (3417, 6023122), (3706, 5553429), (3947, 5214342), (4578, 4495633), (5559, 3702286), (6834, 3011561), (7303, 2818158), (7894, 2607171), (7973, 2581338), (11118, 1851143), (11841, 1738114), (12971, 1586694), (14606, 1409079), (15946, 1290669), (21909, 939386), (23682, 869057), (23919, 860446), (25942, 793347), (27629, 744906), (38913, 528898), (43818, 469693), (47838, 430223), (51121, 402594), (55258, 372453), (67099, 306726), (77826, 264449), (82887, 248302), (102242, 201297), (124151, 165774), (134198, 153363)]