201621860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{916463}}^1$

素因数の和:916483

約数の個数: 24

約数和(自身を含む): 461897856

約数和(自身を除く): 260275996

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 916463, 1832926, 3665852, 4582315, 9164630, 10081093, 18329260, 20162186, 40324372, 50405465, 100810930, 201621860]

約数ペア:

[(1, 201621860), (2, 100810930), (4, 50405465), (5, 40324372), (10, 20162186), (11, 18329260), (20, 10081093), (22, 9164630), (44, 4582315), (55, 3665852), (110, 1832926), (220, 916463)]