648752912

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{2385121}}^1$

素因数の和:2385146

約数の個数: 20

約数和(自身を含む): 1330898076

約数和(自身を除く): 682145164

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 2385121, 4770242, 9540484, 19080968, 38161936, 40547057, 81094114, 162188228, 324376456, 648752912]

約数ペア:

[(1, 648752912), (2, 324376456), (4, 162188228), (8, 81094114), (16, 40547057), (17, 38161936), (34, 19080968), (68, 9540484), (136, 4770242), (272, 2385121)]