66327248

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{318881}}^1$

素因数の和:318902

約数の個数: 20

約数和(自身を含む): 138394788

約数和(自身を除く): 72067540

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 318881, 637762, 1275524, 2551048, 4145453, 5102096, 8290906, 16581812, 33163624, 66327248]

約数ペア:

[(1, 66327248), (2, 33163624), (4, 16581812), (8, 8290906), (13, 5102096), (16, 4145453), (26, 2551048), (52, 1275524), (104, 637762), (208, 318881)]