1851774340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7122209}}^1$

素因数の和:7122231

約数の個数: 24

約数和(自身を含む): 4187859480

約数和(自身を除く): 2336085140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7122209, 14244418, 28488836, 35611045, 71222090, 92588717, 142444180, 185177434, 370354868, 462943585, 925887170, 1851774340]

約数ペア:

[(1, 1851774340), (2, 925887170), (4, 462943585), (5, 370354868), (10, 185177434), (13, 142444180), (20, 92588717), (26, 71222090), (52, 35611045), (65, 28488836), (130, 14244418), (260, 7122209)]