20178872751

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{1151}}^1\times {\mathrm{73973}}^1$

素因数の和:75206

約数の個数: 16

約数和(自身を含む): 27269775360

約数和(自身を除く): 7090902609

約数列:

[1, 3, 79, 237, 1151, 3453, 73973, 90929, 221919, 272787, 5843867, 17531601, 85142923, 255428769, 6726290917, 20178872751]

約数ペア:

[(1, 20178872751), (3, 6726290917), (79, 255428769), (237, 85142923), (1151, 17531601), (3453, 5843867), (73973, 272787), (90929, 221919)]