201819631

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{353}}^1$

素因数の和:595

約数の個数: 24

約数和(自身を含む): 233215200

約数和(自身を除く): 31395569

約数列:

[1, 13, 17, 169, 199, 221, 353, 2587, 2873, 3383, 4589, 6001, 33631, 43979, 59657, 70247, 78013, 571727, 913211, 1014169, 1194199, 11871743, 15524587, 201819631]

約数ペア:

[(1, 201819631), (13, 15524587), (17, 11871743), (169, 1194199), (199, 1014169), (221, 913211), (353, 571727), (2587, 78013), (2873, 70247), (3383, 59657), (4589, 43979), (6001, 33631)]