20472045

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2341}}^1$

素因数の和:2413

約数の個数: 32

約数和(自身を含む): 36422784

約数和(自身を除く): 15950739

約数列:

[1, 3, 5, 11, 15, 33, 53, 55, 159, 165, 265, 583, 795, 1749, 2341, 2915, 7023, 8745, 11705, 25751, 35115, 77253, 124073, 128755, 372219, 386265, 620365, 1364803, 1861095, 4094409, 6824015, 20472045]

約数ペア:

[(1, 20472045), (3, 6824015), (5, 4094409), (11, 1861095), (15, 1364803), (33, 620365), (53, 386265), (55, 372219), (159, 128755), (165, 124073), (265, 77253), (583, 35115), (795, 25751), (1749, 11705), (2341, 8745), (2915, 7023)]