20798023911

素因数分解:

$3^1\times 7^1\times {\mathrm{34337}}^1\times {\mathrm{28843}}^1$

素因数の和:63190

約数の個数: 16

約数和(自身を含む): 31694248704

約数和(自身を除く): 10896224793

約数列:

[1, 3, 7, 21, 28843, 34337, 86529, 103011, 201901, 240359, 605703, 721077, 990382091, 2971146273, 6932674637, 20798023911]

約数ペア:

[(1, 20798023911), (3, 6932674637), (7, 2971146273), (21, 990382091), (28843, 721077), (34337, 605703), (86529, 240359), (103011, 201901)]