20931810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{697727}}^1$

素因数の和:697737

約数の個数: 16

約数和(自身を含む): 50236416

約数和(自身を除く): 29304606

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 697727, 1395454, 2093181, 3488635, 4186362, 6977270, 10465905, 20931810]

約数ペア:

[(1, 20931810), (2, 10465905), (3, 6977270), (5, 4186362), (6, 3488635), (10, 2093181), (15, 1395454), (30, 697727)]