20994738

素因数分解:

$2^1\times 3^1\times {\mathrm{151}}^1\times {\mathrm{23173}}^1$

素因数の和:23329

約数の個数: 16

約数和(自身を含む): 42269376

約数和(自身を除く): 21274638

約数列:

[1, 2, 3, 6, 151, 302, 453, 906, 23173, 46346, 69519, 139038, 3499123, 6998246, 10497369, 20994738]

約数ペア:

[(1, 20994738), (2, 10497369), (3, 6998246), (6, 3499123), (151, 139038), (302, 69519), (453, 46346), (906, 23173)]