19180216

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{12821}}^1$

素因数の和:12855

約数の個数: 32

約数和(自身を含む): 41543280

約数和(自身を除く): 22363064

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 12821, 25642, 51284, 102568, 141031, 217957, 282062, 435914, 564124, 871828, 1128248, 1743656, 2397527, 4795054, 9590108, 19180216]

約数ペア:

[(1, 19180216), (2, 9590108), (4, 4795054), (8, 2397527), (11, 1743656), (17, 1128248), (22, 871828), (34, 564124), (44, 435914), (68, 282062), (88, 217957), (136, 141031), (187, 102568), (374, 51284), (748, 25642), (1496, 12821)]