13653820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16651}}^1$

素因数の和:16701

約数の個数: 24

約数和(自身を含む): 29374128

約数和(自身を除く): 15720308

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 16651, 33302, 66604, 83255, 166510, 333020, 682691, 1365382, 2730764, 3413455, 6826910, 13653820]

約数ペア:

[(1, 13653820), (2, 6826910), (4, 3413455), (5, 2730764), (10, 1365382), (20, 682691), (41, 333020), (82, 166510), (164, 83255), (205, 66604), (410, 33302), (820, 16651)]