20808329512

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{487}}^1\times {\mathrm{130267}}^1$

素因数の和:130801

約数の個数: 32

約数和(自身を含む): 40049593920

約数和(自身を除く): 19241264408

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 487, 974, 1948, 3896, 19967, 39934, 79868, 130267, 159736, 260534, 521068, 1042136, 5340947, 10681894, 21363788, 42727576, 63440029, 126880058, 253760116, 507520232, 2601041189, 5202082378, 10404164756, 20808329512]

約数ペア:

[(1, 20808329512), (2, 10404164756), (4, 5202082378), (8, 2601041189), (41, 507520232), (82, 253760116), (164, 126880058), (328, 63440029), (487, 42727576), (974, 21363788), (1948, 10681894), (3896, 5340947), (19967, 1042136), (39934, 521068), (79868, 260534), (130267, 159736)]