20165217748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{1171579}}^1$

素因数の和:1171927

約数の個数: 24

約数和(自身を含む): 38118526880

約数和(自身を除く): 17953309132

約数列:

[1, 2, 4, 13, 26, 52, 331, 662, 1324, 4303, 8606, 17212, 1171579, 2343158, 4686316, 15230527, 30461054, 60922108, 387792649, 775585298, 1551170596, 5041304437, 10082608874, 20165217748]

約数ペア:

[(1, 20165217748), (2, 10082608874), (4, 5041304437), (13, 1551170596), (26, 775585298), (52, 387792649), (331, 60922108), (662, 30461054), (1324, 15230527), (4303, 4686316), (8606, 2343158), (17212, 1171579)]