18871112

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6257}}^1$

素因数の和:6305

約数の個数: 32

約数和(自身を含む): 39425400

約数和(自身を除く): 20554288

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 104, 116, 232, 377, 754, 1508, 3016, 6257, 12514, 25028, 50056, 81341, 162682, 181453, 325364, 362906, 650728, 725812, 1451624, 2358889, 4717778, 9435556, 18871112]

約数ペア:

[(1, 18871112), (2, 9435556), (4, 4717778), (8, 2358889), (13, 1451624), (26, 725812), (29, 650728), (52, 362906), (58, 325364), (104, 181453), (116, 162682), (232, 81341), (377, 50056), (754, 25028), (1508, 12514), (3016, 6257)]