20646792

素因数分解:

$2^3\times 3^3\times {\mathrm{61}}^1\times {\mathrm{1567}}^1$

素因数の和:1643

約数の個数: 64

約数和(自身を含む): 58329600

約数和(自身を除く): 37682808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 61, 72, 108, 122, 183, 216, 244, 366, 488, 549, 732, 1098, 1464, 1567, 1647, 2196, 3134, 3294, 4392, 4701, 6268, 6588, 9402, 12536, 13176, 14103, 18804, 28206, 37608, 42309, 56412, 84618, 95587, 112824, 169236, 191174, 286761, 338472, 382348, 573522, 764696, 860283, 1147044, 1720566, 2294088, 2580849, 3441132, 5161698, 6882264, 10323396, 20646792]

約数ペア:

[(1, 20646792), (2, 10323396), (3, 6882264), (4, 5161698), (6, 3441132), (8, 2580849), (9, 2294088), (12, 1720566), (18, 1147044), (24, 860283), (27, 764696), (36, 573522), (54, 382348), (61, 338472), (72, 286761), (108, 191174), (122, 169236), (183, 112824), (216, 95587), (244, 84618), (366, 56412), (488, 42309), (549, 37608), (732, 28206), (1098, 18804), (1464, 14103), (1567, 13176), (1647, 12536), (2196, 9402), (3134, 6588), (3294, 6268), (4392, 4701)]