20265355

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{1609}}^1$

素因数の和:1854

約数の個数: 16

約数和(自身を含む): 26661600

約数和(自身を除く): 6396245

約数列:

[1, 5, 11, 55, 229, 1145, 1609, 2519, 8045, 12595, 17699, 88495, 368461, 1842305, 4053071, 20265355]

約数ペア:

[(1, 20265355), (5, 4053071), (11, 1842305), (55, 368461), (229, 88495), (1145, 17699), (1609, 12595), (2519, 8045)]