20430738

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{19913}}^1$

素因数の和:19943

約数の個数: 32

約数和(自身を含む): 47793600

約数和(自身を除く): 27362862

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 19913, 39826, 59739, 119478, 179217, 358434, 378347, 537651, 756694, 1075302, 1135041, 2270082, 3405123, 6810246, 10215369, 20430738]

約数ペア:

[(1, 20430738), (2, 10215369), (3, 6810246), (6, 3405123), (9, 2270082), (18, 1135041), (19, 1075302), (27, 756694), (38, 537651), (54, 378347), (57, 358434), (114, 179217), (171, 119478), (342, 59739), (513, 39826), (1026, 19913)]