18674799

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{431}}^1$

素因数の和:559

約数の個数: 32

約数和(自身を含む): 29611008

約数和(自身を除く): 10936209

約数列:

[1, 3, 11, 13, 33, 39, 101, 143, 303, 429, 431, 1111, 1293, 1313, 3333, 3939, 4741, 5603, 14223, 14443, 16809, 43329, 43531, 61633, 130593, 184899, 478841, 565903, 1436523, 1697709, 6224933, 18674799]

約数ペア:

[(1, 18674799), (3, 6224933), (11, 1697709), (13, 1436523), (33, 565903), (39, 478841), (101, 184899), (143, 130593), (303, 61633), (429, 43531), (431, 43329), (1111, 16809), (1293, 14443), (1313, 14223), (3333, 5603), (3939, 4741)]