20928436

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{2087}}^1$

素因数の和:2223

約数の個数: 24

約数和(自身を含む): 38586240

約数和(自身を除く): 17657804

約数列:

[1, 2, 4, 23, 46, 92, 109, 218, 436, 2087, 2507, 4174, 5014, 8348, 10028, 48001, 96002, 192004, 227483, 454966, 909932, 5232109, 10464218, 20928436]

約数ペア:

[(1, 20928436), (2, 10464218), (4, 5232109), (23, 909932), (46, 454966), (92, 227483), (109, 192004), (218, 96002), (436, 48001), (2087, 10028), (2507, 8348), (4174, 5014)]