20298891

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{1571}}^1$

素因数の和:1706

約数の個数: 16

約数和(自身を含む): 27918720

約数和(自身を除く): 7619829

約数列:

[1, 3, 59, 73, 177, 219, 1571, 4307, 4713, 12921, 92689, 114683, 278067, 344049, 6766297, 20298891]

約数ペア:

[(1, 20298891), (3, 6766297), (59, 344049), (73, 278067), (177, 114683), (219, 92689), (1571, 12921), (4307, 4713)]