1800964

素因数分解:

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

素因数の和:148

約数の個数: 27

約数和(自身を含む): 3521973

約数和(自身を除く): 1721009

約数列:

[1, 2, 4, 11, 22, 44, 61, 121, 122, 242, 244, 484, 671, 1342, 2684, 3721, 7381, 7442, 14762, 14884, 29524, 40931, 81862, 163724, 450241, 900482, 1800964]

約数ペア:

[(1, 1800964), (2, 900482), (4, 450241), (11, 163724), (22, 81862), (44, 40931), (61, 29524), (121, 14884), (122, 14762), (242, 7442), (244, 7381), (484, 3721), (671, 2684)]