19922691

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{3457}}^1$

素因数の和:3590

約数の個数: 16

約数和(自身を含む): 28383264

約数和(自身を除く): 8460573

約数列:

[1, 3, 17, 51, 113, 339, 1921, 3457, 5763, 10371, 58769, 176307, 390641, 1171923, 6640897, 19922691]

約数ペア:

[(1, 19922691), (3, 6640897), (17, 1171923), (51, 390641), (113, 176307), (339, 58769), (1921, 10371), (3457, 5763)]