642119056

素因数分解:

$2^4\times {\mathrm{659}}^1\times {\mathrm{60899}}^1$

素因数の和:61566

約数の個数: 20

約数和(自身を含む): 1246014000

約数和(自身を除く): 603894944

約数列:

[1, 2, 4, 8, 16, 659, 1318, 2636, 5272, 10544, 60899, 121798, 243596, 487192, 974384, 40132441, 80264882, 160529764, 321059528, 642119056]

約数ペア:

[(1, 642119056), (2, 321059528), (4, 160529764), (8, 80264882), (16, 40132441), (659, 974384), (1318, 487192), (2636, 243596), (5272, 121798), (10544, 60899)]