20696484

素因数分解:

$2^2\times 3^1\times {\mathrm{109}}^1\times {\mathrm{15823}}^1$

素因数の和:15939

約数の個数: 24

約数和(自身を含む): 48737920

約数和(自身を除く): 28041436

約数列:

[1, 2, 3, 4, 6, 12, 109, 218, 327, 436, 654, 1308, 15823, 31646, 47469, 63292, 94938, 189876, 1724707, 3449414, 5174121, 6898828, 10348242, 20696484]

約数ペア:

[(1, 20696484), (2, 10348242), (3, 6898828), (4, 5174121), (6, 3449414), (12, 1724707), (109, 189876), (218, 94938), (327, 63292), (436, 47469), (654, 31646), (1308, 15823)]