19380618

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{26261}}^1$

素因数の和:26310

約数の個数: 24

約数和(自身を含む): 43017156

約数和(自身を除く): 23636538

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 26261, 52522, 78783, 157566, 236349, 472698, 1076701, 2153402, 3230103, 6460206, 9690309, 19380618]

約数ペア:

[(1, 19380618), (2, 9690309), (3, 6460206), (6, 3230103), (9, 2153402), (18, 1076701), (41, 472698), (82, 236349), (123, 157566), (246, 78783), (369, 52522), (738, 26261)]