15919436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{787}}^1$

素因数の和:1193

約数の個数: 24

約数和(自身を含む): 30117360

約数和(自身を除く): 14197924

約数列:

[1, 2, 4, 13, 26, 52, 389, 778, 787, 1556, 1574, 3148, 5057, 10114, 10231, 20228, 20462, 40924, 306143, 612286, 1224572, 3979859, 7959718, 15919436]

約数ペア:

[(1, 15919436), (2, 7959718), (4, 3979859), (13, 1224572), (26, 612286), (52, 306143), (389, 40924), (778, 20462), (787, 20228), (1556, 10231), (1574, 10114), (3148, 5057)]