28953392

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{139199}}^1$

素因数の和:139220

約数の個数: 20

約数和(自身を含む): 60412800

約数和(自身を除く): 31459408

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 139199, 278398, 556796, 1113592, 1809587, 2227184, 3619174, 7238348, 14476696, 28953392]

約数ペア:

[(1, 28953392), (2, 14476696), (4, 7238348), (8, 3619174), (13, 2227184), (16, 1809587), (26, 1113592), (52, 556796), (104, 278398), (208, 139199)]