20387112

素因数分解:

$2^3\times 3^1\times {\mathrm{281}}^1\times {\mathrm{3023}}^1$

素因数の和:3313

約数の個数: 32

約数和(自身を含む): 51166080

約数和(自身を除く): 30778968

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 281, 562, 843, 1124, 1686, 2248, 3023, 3372, 6046, 6744, 9069, 12092, 18138, 24184, 36276, 72552, 849463, 1698926, 2548389, 3397852, 5096778, 6795704, 10193556, 20387112]

約数ペア:

[(1, 20387112), (2, 10193556), (3, 6795704), (4, 5096778), (6, 3397852), (8, 2548389), (12, 1698926), (24, 849463), (281, 72552), (562, 36276), (843, 24184), (1124, 18138), (1686, 12092), (2248, 9069), (3023, 6744), (3372, 6046)]