18374260

素因数分解:

$2^2\times 5^1\times {\mathrm{617}}^1\times {\mathrm{1489}}^1$

素因数の和:2115

約数の個数: 24

約数和(自身を含む): 38674440

約数和(自身を除く): 20300180

約数列:

[1, 2, 4, 5, 10, 20, 617, 1234, 1489, 2468, 2978, 3085, 5956, 6170, 7445, 12340, 14890, 29780, 918713, 1837426, 3674852, 4593565, 9187130, 18374260]

約数ペア:

[(1, 18374260), (2, 9187130), (4, 4593565), (5, 3674852), (10, 1837426), (20, 918713), (617, 29780), (1234, 14890), (1489, 12340), (2468, 7445), (2978, 6170), (3085, 5956)]