1901878

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{271}}^1$

素因数の和:324

約数の個数: 24

約数和(自身を含む): 3255840

約数和(自身を除く): 1353962

約数列:

[1, 2, 11, 22, 29, 58, 121, 242, 271, 319, 542, 638, 2981, 3509, 5962, 7018, 7859, 15718, 32791, 65582, 86449, 172898, 950939, 1901878]

約数ペア:

[(1, 1901878), (2, 950939), (11, 172898), (22, 86449), (29, 65582), (58, 32791), (121, 15718), (242, 7859), (271, 7018), (319, 5962), (542, 3509), (638, 2981)]