18474957

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{599}}^1$

素因数の和:777

約数の個数: 24

約数和(自身を含む): 28080000

約数和(自身を除く): 9605043

約数列:

[1, 3, 9, 23, 69, 149, 207, 447, 599, 1341, 1797, 3427, 5391, 10281, 13777, 30843, 41331, 89251, 123993, 267753, 803259, 2052773, 6158319, 18474957]

約数ペア:

[(1, 18474957), (3, 6158319), (9, 2052773), (23, 803259), (69, 267753), (149, 123993), (207, 89251), (447, 41331), (599, 30843), (1341, 13777), (1797, 10281), (3427, 5391)]