20411503105

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2633}}^1\times {\mathrm{3631}}^1$

素因数の和:6337

約数の個数: 32

約数和(自身を含む): 28470463488

約数和(自身を除く): 8058960383

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 2633, 3631, 13165, 18155, 18431, 25417, 92155, 127085, 160613, 221491, 803065, 1107455, 1124291, 1550437, 5621455, 7752185, 9560423, 47802115, 66922961, 334614805, 583185803, 2915929015, 4082300621, 20411503105]

約数ペア:

[(1, 20411503105), (5, 4082300621), (7, 2915929015), (35, 583185803), (61, 334614805), (305, 66922961), (427, 47802115), (2135, 9560423), (2633, 7752185), (3631, 5621455), (13165, 1550437), (18155, 1124291), (18431, 1107455), (25417, 803065), (92155, 221491), (127085, 160613)]