20038890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{667963}}^1$

素因数の和:667973

約数の個数: 16

約数和(自身を含む): 48093408

約数和(自身を除く): 28054518

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 667963, 1335926, 2003889, 3339815, 4007778, 6679630, 10019445, 20038890]

約数ペア:

[(1, 20038890), (2, 10019445), (3, 6679630), (5, 4007778), (6, 3339815), (10, 2003889), (15, 1335926), (30, 667963)]