220122892

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{82013}}^1$

素因数の和:82089

約数の個数: 24

約数和(自身を含む): 427128912

約数和(自身を除く): 207006020

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 82013, 164026, 328052, 902143, 1804286, 3608572, 5002793, 10005586, 20011172, 55030723, 110061446, 220122892]

約数ペア:

[(1, 220122892), (2, 110061446), (4, 55030723), (11, 20011172), (22, 10005586), (44, 5002793), (61, 3608572), (122, 1804286), (244, 902143), (671, 328052), (1342, 164026), (2684, 82013)]