20042642

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{313}}^1\times {\mathrm{317}}^1$

素因数の和:733

約数の個数: 16

約数和(自身を含む): 30554712

約数和(自身を除く): 10512070

約数列:

[1, 2, 101, 202, 313, 317, 626, 634, 31613, 32017, 63226, 64034, 99221, 198442, 10021321, 20042642]

約数ペア:

[(1, 20042642), (2, 10021321), (101, 198442), (202, 99221), (313, 64034), (317, 63226), (626, 32017), (634, 31613)]