1664294018

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{4973}}^1\times {\mathrm{8807}}^1$

素因数の和:13801

約数の個数: 16

約数和(自身を含む): 2628659520

約数和(自身を除く): 964365502

約数列:

[1, 2, 19, 38, 4973, 8807, 9946, 17614, 94487, 167333, 188974, 334666, 43797211, 87594422, 832147009, 1664294018]

約数ペア:

[(1, 1664294018), (2, 832147009), (19, 87594422), (38, 43797211), (4973, 334666), (8807, 188974), (9946, 167333), (17614, 94487)]