20400455718

素因数分解:

$2^1\times 3^4\times {\mathrm{3803}}^1\times {\mathrm{33113}}^1$

素因数の和:36930

約数の個数: 40

約数和(自身を含む): 45725533128

約数和(自身を除く): 25325077410

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 3803, 7606, 11409, 22818, 33113, 34227, 66226, 68454, 99339, 102681, 198678, 205362, 298017, 308043, 596034, 616086, 894051, 1788102, 2682153, 5364306, 125928739, 251857478, 377786217, 755572434, 1133358651, 2266717302, 3400075953, 6800151906, 10200227859, 20400455718]

約数ペア:

[(1, 20400455718), (2, 10200227859), (3, 6800151906), (6, 3400075953), (9, 2266717302), (18, 1133358651), (27, 755572434), (54, 377786217), (81, 251857478), (162, 125928739), (3803, 5364306), (7606, 2682153), (11409, 1788102), (22818, 894051), (33113, 616086), (34227, 596034), (66226, 308043), (68454, 298017), (99339, 205362), (102681, 198678)]