19734909

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{1021}}^1$

素因数の和:1420

約数の個数: 16

約数和(自身を含む): 27961920

約数和(自身を除く): 8227011

約数列:

[1, 3, 17, 51, 379, 1021, 1137, 3063, 6443, 17357, 19329, 52071, 386959, 1160877, 6578303, 19734909]

約数ペア:

[(1, 19734909), (3, 6578303), (17, 1160877), (51, 386959), (379, 52071), (1021, 19329), (1137, 17357), (3063, 6443)]