15872252

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1993}}^1$

素因数の和:2189

約数の個数: 24

約数和(自身を含む): 30484272

約数和(自身を除く): 14612020

約数列:

[1, 2, 4, 11, 22, 44, 181, 362, 724, 1991, 1993, 3982, 3986, 7964, 7972, 21923, 43846, 87692, 360733, 721466, 1442932, 3968063, 7936126, 15872252]

約数ペア:

[(1, 15872252), (2, 7936126), (4, 3968063), (11, 1442932), (22, 721466), (44, 360733), (181, 87692), (362, 43846), (724, 21923), (1991, 7972), (1993, 7964), (3982, 3986)]