20151902

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1$

素因数の和:332

約数の個数: 32

約数和(自身を含む): 33439392

約数和(自身を除く): 13287490

約数列:

[1, 2, 17, 34, 37, 74, 83, 166, 193, 386, 629, 1258, 1411, 2822, 3071, 3281, 6142, 6562, 7141, 14282, 16019, 32038, 52207, 104414, 121397, 242794, 272323, 544646, 592703, 1185406, 10075951, 20151902]

約数ペア:

[(1, 20151902), (2, 10075951), (17, 1185406), (34, 592703), (37, 544646), (74, 272323), (83, 242794), (166, 121397), (193, 104414), (386, 52207), (629, 32038), (1258, 16019), (1411, 14282), (2822, 7141), (3071, 6562), (3281, 6142)]