18518319

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{379}}^1$

素因数の和:535

約数の個数: 24

約数和(自身を含む): 27565200

約数和(自身を除く): 9046881

約数列:

[1, 3, 9, 61, 89, 183, 267, 379, 549, 801, 1137, 3411, 5429, 16287, 23119, 33731, 48861, 69357, 101193, 208071, 303579, 2057591, 6172773, 18518319]

約数ペア:

[(1, 18518319), (3, 6172773), (9, 2057591), (61, 303579), (89, 208071), (183, 101193), (267, 69357), (379, 48861), (549, 33731), (801, 23119), (1137, 16287), (3411, 5429)]