20447238

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{486839}}^1$

素因数の和:486851

約数の個数: 16

約数和(自身を含む): 46736640

約数和(自身を除く): 26289402

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 486839, 973678, 1460517, 2921034, 3407873, 6815746, 10223619, 20447238]

約数ペア:

[(1, 20447238), (2, 10223619), (3, 6815746), (6, 3407873), (7, 2921034), (14, 1460517), (21, 973678), (42, 486839)]