18117308

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{457}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 37394784

約数和(自身を除く): 19277476

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 53, 68, 106, 187, 212, 374, 457, 583, 748, 901, 914, 1166, 1802, 1828, 2332, 3604, 5027, 7769, 9911, 10054, 15538, 19822, 20108, 24221, 31076, 39644, 48442, 85459, 96884, 170918, 266431, 341836, 411757, 532862, 823514, 1065724, 1647028, 4529327, 9058654, 18117308]

約数ペア:

[(1, 18117308), (2, 9058654), (4, 4529327), (11, 1647028), (17, 1065724), (22, 823514), (34, 532862), (44, 411757), (53, 341836), (68, 266431), (106, 170918), (187, 96884), (212, 85459), (374, 48442), (457, 39644), (583, 31076), (748, 24221), (901, 20108), (914, 19822), (1166, 15538), (1802, 10054), (1828, 9911), (2332, 7769), (3604, 5027)]