20547570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12923}}^1$

素因数の和:12986

約数の個数: 32

約数和(自身を含む): 50248512

約数和(自身を除く): 29700942

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 12923, 25846, 38769, 64615, 77538, 129230, 193845, 387690, 684919, 1369838, 2054757, 3424595, 4109514, 6849190, 10273785, 20547570]

約数ペア:

[(1, 20547570), (2, 10273785), (3, 6849190), (5, 4109514), (6, 3424595), (10, 2054757), (15, 1369838), (30, 684919), (53, 387690), (106, 193845), (159, 129230), (265, 77538), (318, 64615), (530, 38769), (795, 25846), (1590, 12923)]