20539024

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{103}}^2$

素因数の和:236

約数の個数: 45

約数和(自身を含む): 44169699

約数和(自身を除く): 23630675

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 103, 121, 176, 206, 242, 412, 484, 824, 968, 1133, 1648, 1936, 2266, 4532, 9064, 10609, 12463, 18128, 21218, 24926, 42436, 49852, 84872, 99704, 116699, 169744, 199408, 233398, 466796, 933592, 1283689, 1867184, 2567378, 5134756, 10269512, 20539024]

約数ペア:

[(1, 20539024), (2, 10269512), (4, 5134756), (8, 2567378), (11, 1867184), (16, 1283689), (22, 933592), (44, 466796), (88, 233398), (103, 199408), (121, 169744), (176, 116699), (206, 99704), (242, 84872), (412, 49852), (484, 42436), (824, 24926), (968, 21218), (1133, 18128), (1648, 12463), (1936, 10609), (2266, 9064)]