19390288

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{52691}}^1$

素因数の和:52722

約数の個数: 20

約数和(自身を含む): 39202848

約数和(自身を除く): 19812560

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 52691, 105382, 210764, 421528, 843056, 1211893, 2423786, 4847572, 9695144, 19390288]

約数ペア:

[(1, 19390288), (2, 9695144), (4, 4847572), (8, 2423786), (16, 1211893), (23, 843056), (46, 421528), (92, 210764), (184, 105382), (368, 52691)]