20176402815

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{701}}^1\times {\mathrm{27809}}^1$

素因数の和:28544

約数の個数: 48

約数和(自身を含む): 36546344640

約数和(自身を除く): 16369941825

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 701, 1035, 2103, 3505, 6309, 10515, 16123, 27809, 31545, 48369, 80615, 83427, 139045, 145107, 241845, 250281, 417135, 639607, 725535, 1251405, 1918821, 3198035, 5756463, 9594105, 19494109, 28782315, 58482327, 97470545, 175446981, 292411635, 448364507, 877234905, 1345093521, 2241822535, 4035280563, 6725467605, 20176402815]

約数ペア:

[(1, 20176402815), (3, 6725467605), (5, 4035280563), (9, 2241822535), (15, 1345093521), (23, 877234905), (45, 448364507), (69, 292411635), (115, 175446981), (207, 97470545), (345, 58482327), (701, 28782315), (1035, 19494109), (2103, 9594105), (3505, 5756463), (6309, 3198035), (10515, 1918821), (16123, 1251405), (27809, 725535), (31545, 639607), (48369, 417135), (80615, 250281), (83427, 241845), (139045, 145107)]