18996977402

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{51713}}^1$

素因数の和:51998

約数の個数: 32

約数和(自身を含む): 31276627200

約数和(自身を除く): 12279649798

約数列:

[1, 2, 13, 26, 71, 142, 199, 398, 923, 1846, 2587, 5174, 14129, 28258, 51713, 103426, 183677, 367354, 672269, 1344538, 3671623, 7343246, 10290887, 20581774, 47731099, 95462198, 133781531, 267563062, 730652977, 1461305954, 9498488701, 18996977402]

約数ペア:

[(1, 18996977402), (2, 9498488701), (13, 1461305954), (26, 730652977), (71, 267563062), (142, 133781531), (199, 95462198), (398, 47731099), (923, 20581774), (1846, 10290887), (2587, 7343246), (5174, 3671623), (14129, 1344538), (28258, 672269), (51713, 367354), (103426, 183677)]