81647522

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{195329}}^1$

素因数の和:195361

約数の個数: 16

約数和(自身を含む): 140637600

約数和(自身を除く): 58990078

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 195329, 390658, 2148619, 3711251, 4297238, 7422502, 40823761, 81647522]

約数ペア:

[(1, 81647522), (2, 40823761), (11, 7422502), (19, 4297238), (22, 3711251), (38, 2148619), (209, 390658), (418, 195329)]