20129223556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{387100453}}^1$

素因数の和:387100470

約数の個数: 12

約数和(自身を含む): 37935844492

約数和(自身を除く): 17806620936

約数列:

[1, 2, 4, 13, 26, 52, 387100453, 774200906, 1548401812, 5032305889, 10064611778, 20129223556]

約数ペア:

[(1, 20129223556), (2, 10064611778), (4, 5032305889), (13, 1548401812), (26, 774200906), (52, 387100453)]