18822699

素因数分解:

$3^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{373}}^1$

素因数の和:481

約数の個数: 40

約数和(自身を含む): 32582880

約数和(自身を除く): 13760181

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 89, 189, 267, 373, 567, 623, 801, 1119, 1869, 2403, 2611, 3357, 5607, 7209, 7833, 10071, 16821, 23499, 30213, 33197, 50463, 70497, 99591, 211491, 232379, 298773, 697137, 896319, 2091411, 2688957, 6274233, 18822699]

約数ペア:

[(1, 18822699), (3, 6274233), (7, 2688957), (9, 2091411), (21, 896319), (27, 697137), (63, 298773), (81, 232379), (89, 211491), (189, 99591), (267, 70497), (373, 50463), (567, 33197), (623, 30213), (801, 23499), (1119, 16821), (1869, 10071), (2403, 7833), (2611, 7209), (3357, 5607)]