20408830990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1446409}}^1$

素因数の和:1446516

約数の個数: 32

約数和(自身を含む): 39365494560

約数和(自身を除く): 18956663570

約数列:

[1, 2, 5, 10, 17, 34, 83, 85, 166, 170, 415, 830, 1411, 2822, 7055, 14110, 1446409, 2892818, 7232045, 14464090, 24588953, 49177906, 120051947, 122944765, 240103894, 245889530, 600259735, 1200519470, 2040883099, 4081766198, 10204415495, 20408830990]

約数ペア:

[(1, 20408830990), (2, 10204415495), (5, 4081766198), (10, 2040883099), (17, 1200519470), (34, 600259735), (83, 245889530), (85, 240103894), (166, 122944765), (170, 120051947), (415, 49177906), (830, 24588953), (1411, 14464090), (2822, 7232045), (7055, 2892818), (14110, 1446409)]