172022276

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{119129}}^1$

素因数の和:119171

約数の個数: 18

約数和(自身を含む): 317719710

約数和(自身を除く): 145697434

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 119129, 238258, 476516, 2263451, 4526902, 9053804, 43005569, 86011138, 172022276]

約数ペア:

[(1, 172022276), (2, 86011138), (4, 43005569), (19, 9053804), (38, 4526902), (76, 2263451), (361, 476516), (722, 238258), (1444, 119129)]