19945117576

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{23300371}}^1$

素因数の和:23300484

約数の個数: 16

約数和(自身を含む): 37746602640

約数和(自身を除く): 17801485064

約数列:

[1, 2, 4, 8, 107, 214, 428, 856, 23300371, 46600742, 93201484, 186402968, 2493139697, 4986279394, 9972558788, 19945117576]

約数ペア:

[(1, 19945117576), (2, 9972558788), (4, 4986279394), (8, 2493139697), (107, 186402968), (214, 93201484), (428, 46600742), (856, 23300371)]