20494115

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{2357}}^1$

素因数の和:2446

約数の個数: 16

約数和(自身を含む): 25805952

約数和(自身を除く): 5311837

約数列:

[1, 5, 37, 47, 185, 235, 1739, 2357, 8695, 11785, 87209, 110779, 436045, 553895, 4098823, 20494115]

約数ペア:

[(1, 20494115), (5, 4098823), (37, 553895), (47, 436045), (185, 110779), (235, 87209), (1739, 11785), (2357, 8695)]