12808016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{443}}^1$

素因数の和:603

約数の個数: 40

約数和(自身を含む): 26977440

約数和(自身を除く): 14169424

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 139, 208, 278, 443, 556, 886, 1112, 1772, 1807, 2224, 3544, 3614, 5759, 7088, 7228, 11518, 14456, 23036, 28912, 46072, 61577, 92144, 123154, 246308, 492616, 800501, 985232, 1601002, 3202004, 6404008, 12808016]

約数ペア:

[(1, 12808016), (2, 6404008), (4, 3202004), (8, 1601002), (13, 985232), (16, 800501), (26, 492616), (52, 246308), (104, 123154), (139, 92144), (208, 61577), (278, 46072), (443, 28912), (556, 23036), (886, 14456), (1112, 11518), (1772, 7228), (1807, 7088), (2224, 5759), (3544, 3614)]