1891222

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1$

素因数の和:495

約数の個数: 16

約数和(自身を含む): 3014640

約数和(自身を除く): 1123418

約数列:

[1, 2, 19, 38, 157, 314, 317, 634, 2983, 5966, 6023, 12046, 49769, 99538, 945611, 1891222]

約数ペア:

[(1, 1891222), (2, 945611), (19, 99538), (38, 49769), (157, 12046), (314, 6023), (317, 5966), (634, 2983)]