201720412

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{826723}}^1$

素因数の和:826788

約数の個数: 12

約数和(自身を含む): 358798216

約数和(自身を除く): 157077804

約数列:

[1, 2, 4, 61, 122, 244, 826723, 1653446, 3306892, 50430103, 100860206, 201720412]

約数ペア:

[(1, 201720412), (2, 100860206), (4, 50430103), (61, 3306892), (122, 1653446), (244, 826723)]