20745978

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{5153}}^1$

素因数の和:5230

約数の個数: 32

約数和(自身を含む): 46014912

約数和(自身を除く): 25268934

約数列:

[1, 2, 3, 6, 11, 22, 33, 61, 66, 122, 183, 366, 671, 1342, 2013, 4026, 5153, 10306, 15459, 30918, 56683, 113366, 170049, 314333, 340098, 628666, 942999, 1885998, 3457663, 6915326, 10372989, 20745978]

約数ペア:

[(1, 20745978), (2, 10372989), (3, 6915326), (6, 3457663), (11, 1885998), (22, 942999), (33, 628666), (61, 340098), (66, 314333), (122, 170049), (183, 113366), (366, 56683), (671, 30918), (1342, 15459), (2013, 10306), (4026, 5153)]