20340904

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{22501}}^1$

素因数の和:22620

約数の個数: 16

約数和(自身を含む): 38478420

約数和(自身を除く): 18137516

約数列:

[1, 2, 4, 8, 113, 226, 452, 904, 22501, 45002, 90004, 180008, 2542613, 5085226, 10170452, 20340904]

約数ペア:

[(1, 20340904), (2, 10170452), (4, 5085226), (8, 2542613), (113, 180008), (226, 90004), (452, 45002), (904, 22501)]