20194178405

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3484759}}^1$

素因数の和:3484844

約数の個数: 16

約数和(自身を含む): 25926614400

約数和(自身を除く): 5732435995

約数列:

[1, 5, 19, 61, 95, 305, 1159, 5795, 3484759, 17423795, 66210421, 212570299, 331052105, 1062851495, 4038835681, 20194178405]

約数ペア:

[(1, 20194178405), (5, 4038835681), (19, 1062851495), (61, 331052105), (95, 212570299), (305, 66210421), (1159, 17423795), (5795, 3484759)]