201419228

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{139487}}^1$

素因数の和:139529

約数の個数: 18

約数和(自身を含む): 372014496

約数和(自身を除く): 170595268

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 139487, 278974, 557948, 2650253, 5300506, 10601012, 50354807, 100709614, 201419228]

約数ペア:

[(1, 201419228), (2, 100709614), (4, 50354807), (19, 10601012), (38, 5300506), (76, 2650253), (361, 557948), (722, 278974), (1444, 139487)]