20933604

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{13523}}^1$

素因数の和:13576

約数の個数: 36

約数和(自身を含む): 54150096

約数和(自身を除く): 33216492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 13523, 27046, 40569, 54092, 81138, 121707, 162276, 243414, 486828, 581489, 1162978, 1744467, 2325956, 3488934, 5233401, 6977868, 10466802, 20933604]

約数ペア:

[(1, 20933604), (2, 10466802), (3, 6977868), (4, 5233401), (6, 3488934), (9, 2325956), (12, 1744467), (18, 1162978), (36, 581489), (43, 486828), (86, 243414), (129, 162276), (172, 121707), (258, 81138), (387, 54092), (516, 40569), (774, 27046), (1548, 13523)]