20710584

素因数分解:

$2^3\times 3^2\times {\mathrm{313}}^1\times {\mathrm{919}}^1$

素因数の和:1244

約数の個数: 48

約数和(自身を含む): 56331600

約数和(自身を除く): 35621016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 313, 626, 919, 939, 1252, 1838, 1878, 2504, 2757, 2817, 3676, 3756, 5514, 5634, 7352, 7512, 8271, 11028, 11268, 16542, 22056, 22536, 33084, 66168, 287647, 575294, 862941, 1150588, 1725882, 2301176, 2588823, 3451764, 5177646, 6903528, 10355292, 20710584]

約数ペア:

[(1, 20710584), (2, 10355292), (3, 6903528), (4, 5177646), (6, 3451764), (8, 2588823), (9, 2301176), (12, 1725882), (18, 1150588), (24, 862941), (36, 575294), (72, 287647), (313, 66168), (626, 33084), (919, 22536), (939, 22056), (1252, 16542), (1838, 11268), (1878, 11028), (2504, 8271), (2757, 7512), (2817, 7352), (3676, 5634), (3756, 5514)]