12793820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49207}}^1$

素因数の和:49229

約数の個数: 24

約数和(自身を含む): 28934304

約数和(自身を除く): 16140484

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 49207, 98414, 196828, 246035, 492070, 639691, 984140, 1279382, 2558764, 3198455, 6396910, 12793820]

約数ペア:

[(1, 12793820), (2, 6396910), (4, 3198455), (5, 2558764), (10, 1279382), (13, 984140), (20, 639691), (26, 492070), (52, 246035), (65, 196828), (130, 98414), (260, 49207)]