49921820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{192007}}^1$

素因数の和:192029

約数の個数: 24

約数和(自身を含む): 112900704

約数和(自身を除く): 62978884

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 192007, 384014, 768028, 960035, 1920070, 2496091, 3840140, 4992182, 9984364, 12480455, 24960910, 49921820]

約数ペア:

[(1, 49921820), (2, 24960910), (4, 12480455), (5, 9984364), (10, 4992182), (13, 3840140), (20, 2496091), (26, 1920070), (52, 960035), (65, 768028), (130, 384014), (260, 192007)]