20172657495

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2551}}^1\times {\mathrm{22921}}^1$

素因数の和:25503

約数の個数: 32

約数和(自身を含む): 33694239744

約数和(自身を除く): 13521582249

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 2551, 7653, 12755, 22921, 38265, 58673, 68763, 114605, 176019, 293365, 343815, 527183, 880095, 1581549, 2635915, 7907745, 58471471, 175414413, 292357355, 877072065, 1344843833, 4034531499, 6724219165, 20172657495]

約数ペア:

[(1, 20172657495), (3, 6724219165), (5, 4034531499), (15, 1344843833), (23, 877072065), (69, 292357355), (115, 175414413), (345, 58471471), (2551, 7907745), (7653, 2635915), (12755, 1581549), (22921, 880095), (38265, 527183), (58673, 343815), (68763, 293365), (114605, 176019)]