20402259

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{1579}}^1$

素因数の和:1714

約数の個数: 16

約数和(自身を含む): 28060800

約数和(自身を除く): 7658541

約数列:

[1, 3, 59, 73, 177, 219, 1579, 4307, 4737, 12921, 93161, 115267, 279483, 345801, 6800753, 20402259]

約数ペア:

[(1, 20402259), (3, 6800753), (59, 345801), (73, 279483), (177, 115267), (219, 93161), (1579, 12921), (4307, 4737)]