18976251

素因数分解:

$3^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{2887}}^1$

素因数の和:3210

約数の個数: 16

約数和(自身を含む): 29018624

約数和(自身を除く): 10042373

約数列:

[1, 3, 7, 21, 313, 939, 2191, 2887, 6573, 8661, 20209, 60627, 903631, 2710893, 6325417, 18976251]

約数ペア:

[(1, 18976251), (3, 6325417), (7, 2710893), (21, 903631), (313, 60627), (939, 20209), (2191, 8661), (2887, 6573)]