20120681622

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{647}}^1\times {\mathrm{1973}}^1$

素因数の和:2733

約数の個数: 64

約数和(自身を含む): 41997118464

約数和(自身を除く): 21876436842

約数列:

[1, 2, 3, 6, 37, 71, 74, 111, 142, 213, 222, 426, 647, 1294, 1941, 1973, 2627, 3882, 3946, 5254, 5919, 7881, 11838, 15762, 23939, 45937, 47878, 71817, 73001, 91874, 137811, 140083, 143634, 146002, 219003, 275622, 280166, 420249, 438006, 840498, 1276531, 1699669, 2553062, 3399338, 3829593, 5099007, 5183071, 7659186, 10198014, 10366142, 15549213, 31098426, 47231647, 90633701, 94463294, 141694941, 181267402, 271901103, 283389882, 543802206, 3353446937, 6706893874, 10060340811, 20120681622]

約数ペア:

[(1, 20120681622), (2, 10060340811), (3, 6706893874), (6, 3353446937), (37, 543802206), (71, 283389882), (74, 271901103), (111, 181267402), (142, 141694941), (213, 94463294), (222, 90633701), (426, 47231647), (647, 31098426), (1294, 15549213), (1941, 10366142), (1973, 10198014), (2627, 7659186), (3882, 5183071), (3946, 5099007), (5254, 3829593), (5919, 3399338), (7881, 2553062), (11838, 1699669), (15762, 1276531), (23939, 840498), (45937, 438006), (47878, 420249), (71817, 280166), (73001, 275622), (91874, 219003), (137811, 146002), (140083, 143634)]