20654326815

素因数分解:

$3^1\times 5^1\times {\mathrm{135781}}^1\times {\mathrm{10141}}^1$

素因数の和:145930

約数の個数: 16

約数和(自身を含む): 33050425056

約数和(自身を除く): 12396098241

約数列:

[1, 3, 5, 15, 10141, 30423, 50705, 135781, 152115, 407343, 678905, 2036715, 1376955121, 4130865363, 6884775605, 20654326815]

約数ペア:

[(1, 20654326815), (3, 6884775605), (5, 4130865363), (15, 1376955121), (10141, 2036715), (30423, 678905), (50705, 407343), (135781, 152115)]