188897488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{12791}}^1$

素因数の和:12883

約数の個数: 40

約数和(自身を含む): 399724416

約数和(自身を除く): 210826928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 208, 284, 568, 923, 1136, 1846, 3692, 7384, 12791, 14768, 25582, 51164, 102328, 166283, 204656, 332566, 665132, 908161, 1330264, 1816322, 2660528, 3632644, 7265288, 11806093, 14530576, 23612186, 47224372, 94448744, 188897488]

約数ペア:

[(1, 188897488), (2, 94448744), (4, 47224372), (8, 23612186), (13, 14530576), (16, 11806093), (26, 7265288), (52, 3632644), (71, 2660528), (104, 1816322), (142, 1330264), (208, 908161), (284, 665132), (568, 332566), (923, 204656), (1136, 166283), (1846, 102328), (3692, 51164), (7384, 25582), (12791, 14768)]