20533535

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{21961}}^1$

素因数の和:21994

約数の個数: 16

約数和(自身を含む): 28462752

約数和(自身を除く): 7929217

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 21961, 109805, 241571, 373337, 1207855, 1866685, 4106707, 20533535]

約数ペア:

[(1, 20533535), (5, 4106707), (11, 1866685), (17, 1207855), (55, 373337), (85, 241571), (187, 109805), (935, 21961)]