157021168

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{516517}}^1$

素因数の和:516544

約数の個数: 20

約数和(自身を含む): 320241160

約数和(自身を除く): 163219992

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 516517, 1033034, 2066068, 4132136, 8264272, 9813823, 19627646, 39255292, 78510584, 157021168]

約数ペア:

[(1, 157021168), (2, 78510584), (4, 39255292), (8, 19627646), (16, 9813823), (19, 8264272), (38, 4132136), (76, 2066068), (152, 1033034), (304, 516517)]