20156955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14767}}^1$

素因数の和:14795

約数の個数: 32

約数和(自身を含む): 39696384

約数和(自身を除く): 19539429

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 14767, 44301, 73835, 103369, 191971, 221505, 310107, 516845, 575913, 959855, 1343797, 1550535, 2879565, 4031391, 6718985, 20156955]

約数ペア:

[(1, 20156955), (3, 6718985), (5, 4031391), (7, 2879565), (13, 1550535), (15, 1343797), (21, 959855), (35, 575913), (39, 516845), (65, 310107), (91, 221505), (105, 191971), (195, 103369), (273, 73835), (455, 44301), (1365, 14767)]