208023590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{13859}}^1$

素因数の和:13964

約数の個数: 32

約数和(自身を含む): 399168000

約数和(自身を除く): 191144410

約数列:

[1, 2, 5, 10, 19, 38, 79, 95, 158, 190, 395, 790, 1501, 3002, 7505, 13859, 15010, 27718, 69295, 138590, 263321, 526642, 1094861, 1316605, 2189722, 2633210, 5474305, 10948610, 20802359, 41604718, 104011795, 208023590]

約数ペア:

[(1, 208023590), (2, 104011795), (5, 41604718), (10, 20802359), (19, 10948610), (38, 5474305), (79, 2633210), (95, 2189722), (158, 1316605), (190, 1094861), (395, 526642), (790, 263321), (1501, 138590), (3002, 69295), (7505, 27718), (13859, 15010)]