18406801

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1163}}^1$

素因数の和:1213

約数の個数: 24

約数和(自身を含む): 23885280

約数和(自身を除く): 5478479

約数列:

[1, 7, 17, 19, 49, 119, 133, 323, 833, 931, 1163, 2261, 8141, 15827, 19771, 22097, 56987, 138397, 154679, 375649, 968779, 1082753, 2629543, 18406801]

約数ペア:

[(1, 18406801), (7, 2629543), (17, 1082753), (19, 968779), (49, 375649), (119, 154679), (133, 138397), (323, 56987), (833, 22097), (931, 19771), (1163, 15827), (2261, 8141)]