20920234

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{1181}}^1$

素因数の和:1721

約数の個数: 16

約数和(自身を含む): 33318216

約数和(自身を除く): 12397982

約数列:

[1, 2, 17, 34, 521, 1042, 1181, 2362, 8857, 17714, 20077, 40154, 615301, 1230602, 10460117, 20920234]

約数ペア:

[(1, 20920234), (2, 10460117), (17, 1230602), (34, 615301), (521, 40154), (1042, 20077), (1181, 17714), (2362, 8857)]