15690428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15881}}^1$

素因数の和:15917

約数の個数: 24

約数和(自身を含む): 31128720

約数和(自身を除く): 15438292

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 15881, 31762, 63524, 206453, 301739, 412906, 603478, 825812, 1206956, 3922607, 7845214, 15690428]

約数ペア:

[(1, 15690428), (2, 7845214), (4, 3922607), (13, 1206956), (19, 825812), (26, 603478), (38, 412906), (52, 301739), (76, 206453), (247, 63524), (494, 31762), (988, 15881)]