188809660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{726191}}^1$

素因数の和:726213

約数の個数: 24

約数和(自身を含む): 427000896

約数和(自身を除く): 238191236

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 726191, 1452382, 2904764, 3630955, 7261910, 9440483, 14523820, 18880966, 37761932, 47202415, 94404830, 188809660]

約数ペア:

[(1, 188809660), (2, 94404830), (4, 47202415), (5, 37761932), (10, 18880966), (13, 14523820), (20, 9440483), (26, 7261910), (52, 3630955), (65, 2904764), (130, 1452382), (260, 726191)]