20112747

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{1531}}^1$

素因数の和:1714

約数の個数: 16

約数和(自身を含む): 27943680

約数和(自身を除く): 7830933

約数列:

[1, 3, 29, 87, 151, 453, 1531, 4379, 4593, 13137, 44399, 133197, 231181, 693543, 6704249, 20112747]

約数ペア:

[(1, 20112747), (3, 6704249), (29, 693543), (87, 231181), (151, 133197), (453, 44399), (1531, 13137), (4379, 4593)]