20598815

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{3617}}^1$

素因数の和:3706

約数の個数: 16

約数和(自身を含む): 26570592

約数和(自身を除く): 5971777

約数列:

[1, 5, 17, 67, 85, 335, 1139, 3617, 5695, 18085, 61489, 242339, 307445, 1211695, 4119763, 20598815]

約数ペア:

[(1, 20598815), (5, 4119763), (17, 1211695), (67, 307445), (85, 242339), (335, 61489), (1139, 18085), (3617, 5695)]