20147176055

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{15377}}^1$

素因数の和:15599

約数の個数: 32

約数和(自身を含む): 25510256640

約数和(自身を除く): 5363080585

約数列:

[1, 5, 31, 79, 107, 155, 395, 535, 2449, 3317, 8453, 12245, 15377, 16585, 42265, 76885, 262043, 476687, 1214783, 1310215, 1645339, 2383435, 6073915, 8226695, 37658273, 51005509, 129981781, 188291365, 255027545, 649908905, 4029435211, 20147176055]

約数ペア:

[(1, 20147176055), (5, 4029435211), (31, 649908905), (79, 255027545), (107, 188291365), (155, 129981781), (395, 51005509), (535, 37658273), (2449, 8226695), (3317, 6073915), (8453, 2383435), (12245, 1645339), (15377, 1310215), (16585, 1214783), (42265, 476687), (76885, 262043)]