18465669

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{271}}^1$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 27411072

約数和(自身を除く): 8945403

約数列:

[1, 3, 9, 67, 113, 201, 271, 339, 603, 813, 1017, 2439, 7571, 18157, 22713, 30623, 54471, 68139, 91869, 163413, 275607, 2051741, 6155223, 18465669]

約数ペア:

[(1, 18465669), (3, 6155223), (9, 2051741), (67, 275607), (113, 163413), (201, 91869), (271, 68139), (339, 54471), (603, 30623), (813, 22713), (1017, 18157), (2439, 7571)]