64435216

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{138869}}^1$

素因数の和:138906

約数の個数: 20

約数和(自身を含む): 129149100

約数和(自身を除く): 64713884

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 138869, 277738, 555476, 1110952, 2221904, 4027201, 8054402, 16108804, 32217608, 64435216]

約数ペア:

[(1, 64435216), (2, 32217608), (4, 16108804), (8, 8054402), (16, 4027201), (29, 2221904), (58, 1110952), (116, 555476), (232, 277738), (464, 138869)]