86881964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53897}}^1$

素因数の和:53945

約数の個数: 24

約数和(自身を含む): 169024128

約数和(自身を除く): 82142164

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 53897, 107794, 215588, 700661, 1401322, 1670807, 2802644, 3341614, 6683228, 21720491, 43440982, 86881964]

約数ペア:

[(1, 86881964), (2, 43440982), (4, 21720491), (13, 6683228), (26, 3341614), (31, 2802644), (52, 1670807), (62, 1401322), (124, 700661), (403, 215588), (806, 107794), (1612, 53897)]