19452992

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:355

約数の個数: 56

約数和(自身を含む): 42159936

約数和(自身を除く): 22706944

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 103, 104, 206, 208, 227, 412, 416, 454, 824, 832, 908, 1339, 1648, 1816, 2678, 2951, 3296, 3632, 5356, 5902, 6592, 7264, 10712, 11804, 14528, 21424, 23381, 23608, 42848, 46762, 47216, 85696, 93524, 94432, 187048, 188864, 303953, 374096, 607906, 748192, 1215812, 1496384, 2431624, 4863248, 9726496, 19452992]

約数ペア:

[(1, 19452992), (2, 9726496), (4, 4863248), (8, 2431624), (13, 1496384), (16, 1215812), (26, 748192), (32, 607906), (52, 374096), (64, 303953), (103, 188864), (104, 187048), (206, 94432), (208, 93524), (227, 85696), (412, 47216), (416, 46762), (454, 42848), (824, 23608), (832, 23381), (908, 21424), (1339, 14528), (1648, 11804), (1816, 10712), (2678, 7264), (2951, 6592), (3296, 5902), (3632, 5356)]