20046884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{347}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 41743296

約数和(自身を除く): 21696412

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 101, 143, 202, 286, 347, 404, 572, 694, 1111, 1313, 1388, 2222, 2626, 3817, 4444, 4511, 5252, 7634, 9022, 14443, 15268, 18044, 28886, 35047, 49621, 57772, 70094, 99242, 140188, 198484, 385517, 455611, 771034, 911222, 1542068, 1822444, 5011721, 10023442, 20046884]

約数ペア:

[(1, 20046884), (2, 10023442), (4, 5011721), (11, 1822444), (13, 1542068), (22, 911222), (26, 771034), (44, 455611), (52, 385517), (101, 198484), (143, 140188), (202, 99242), (286, 70094), (347, 57772), (404, 49621), (572, 35047), (694, 28886), (1111, 18044), (1313, 15268), (1388, 14443), (2222, 9022), (2626, 7634), (3817, 5252), (4444, 4511)]