19136368

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{349}}^1$

素因数の和:529

約数の個数: 40

約数和(自身を含む): 39060000

約数和(自身を除く): 19923632

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 149, 184, 298, 349, 368, 596, 698, 1192, 1396, 2384, 2792, 3427, 5584, 6854, 8027, 13708, 16054, 27416, 32108, 52001, 54832, 64216, 104002, 128432, 208004, 416008, 832016, 1196023, 2392046, 4784092, 9568184, 19136368]

約数ペア:

[(1, 19136368), (2, 9568184), (4, 4784092), (8, 2392046), (16, 1196023), (23, 832016), (46, 416008), (92, 208004), (149, 128432), (184, 104002), (298, 64216), (349, 54832), (368, 52001), (596, 32108), (698, 27416), (1192, 16054), (1396, 13708), (2384, 8027), (2792, 6854), (3427, 5584)]