20905302

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{4339}}^1$

素因数の和:4428

約数の個数: 32

約数和(自身を含む): 46247040

約数和(自身を除く): 25341738

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 73, 146, 219, 438, 803, 1606, 2409, 4339, 4818, 8678, 13017, 26034, 47729, 95458, 143187, 286374, 316747, 633494, 950241, 1900482, 3484217, 6968434, 10452651, 20905302]

約数ペア:

[(1, 20905302), (2, 10452651), (3, 6968434), (6, 3484217), (11, 1900482), (22, 950241), (33, 633494), (66, 316747), (73, 286374), (146, 143187), (219, 95458), (438, 47729), (803, 26034), (1606, 13017), (2409, 8678), (4339, 4818)]