255591566224

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{840761731}}^1$

素因数の和:840761758

約数の個数: 20

約数和(自身を含む): 521272273840

約数和(自身を除く): 265680707616

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 840761731, 1681523462, 3363046924, 6726093848, 13452187696, 15974472889, 31948945778, 63897891556, 127795783112, 255591566224]

約数ペア:

[(1, 255591566224), (2, 127795783112), (4, 63897891556), (8, 31948945778), (16, 15974472889), (19, 13452187696), (38, 6726093848), (76, 3363046924), (152, 1681523462), (304, 840761731)]