18630381

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{80651}}^1$

素因数の和:80672

約数の個数: 16

約数和(自身を含む): 30970368

約数和(自身を除く): 12339987

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 80651, 241953, 564557, 887161, 1693671, 2661483, 6210127, 18630381]

約数ペア:

[(1, 18630381), (3, 6210127), (7, 2661483), (11, 1693671), (21, 887161), (33, 564557), (77, 241953), (231, 80651)]