20613210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{687107}}^1$

素因数の和:687117

約数の個数: 16

約数和(自身を含む): 49471776

約数和(自身を除く): 28858566

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 687107, 1374214, 2061321, 3435535, 4122642, 6871070, 10306605, 20613210]

約数ペア:

[(1, 20613210), (2, 10306605), (3, 6871070), (5, 4122642), (6, 3435535), (10, 2061321), (15, 1374214), (30, 687107)]