311198128

素因数分解:

$2^4\times {\mathrm{557}}^1\times {\mathrm{34919}}^1$

素因数の和:35484

約数の個数: 20

約数和(自身を含む): 604046160

約数和(自身を除く): 292848032

約数列:

[1, 2, 4, 8, 16, 557, 1114, 2228, 4456, 8912, 34919, 69838, 139676, 279352, 558704, 19449883, 38899766, 77799532, 155599064, 311198128]

約数ペア:

[(1, 311198128), (2, 155599064), (4, 77799532), (8, 38899766), (16, 19449883), (557, 558704), (1114, 279352), (2228, 139676), (4456, 69838), (8912, 34919)]