18247642

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{9377}}^1$

素因数の和:9525

約数の個数: 16

約数和(自身を含む): 31510080

約数和(自身を除く): 13262438

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 9377, 18754, 65639, 131278, 1303403, 2606806, 9123821, 18247642]

約数ペア:

[(1, 18247642), (2, 9123821), (7, 2606806), (14, 1303403), (139, 131278), (278, 65639), (973, 18754), (1946, 9377)]