131468912

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{112559}}^1$

素因数の和:112640

約数の個数: 20

約数和(自身を含む): 258212640

約数和(自身を除く): 126743728

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 112559, 225118, 450236, 900472, 1800944, 8216807, 16433614, 32867228, 65734456, 131468912]

約数ペア:

[(1, 131468912), (2, 65734456), (4, 32867228), (8, 16433614), (16, 8216807), (73, 1800944), (146, 900472), (292, 450236), (584, 225118), (1168, 112559)]