22181778

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{821}}^1$

素因数の和:927

約数の個数: 48

約数和(自身を含む): 51292800

約数和(自身を除く): 29111022

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 79, 114, 158, 171, 237, 342, 474, 711, 821, 1422, 1501, 1642, 2463, 3002, 4503, 4926, 7389, 9006, 13509, 14778, 15599, 27018, 31198, 46797, 64859, 93594, 129718, 140391, 194577, 280782, 389154, 583731, 1167462, 1232321, 2464642, 3696963, 7393926, 11090889, 22181778]

約数ペア:

[(1, 22181778), (2, 11090889), (3, 7393926), (6, 3696963), (9, 2464642), (18, 1232321), (19, 1167462), (38, 583731), (57, 389154), (79, 280782), (114, 194577), (158, 140391), (171, 129718), (237, 93594), (342, 64859), (474, 46797), (711, 31198), (821, 27018), (1422, 15599), (1501, 14778), (1642, 13509), (2463, 9006), (3002, 7389), (4503, 4926)]