18750004

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{51511}}^1$

素因数の和:51535

約数の個数: 24

約数和(自身を含む): 40385408

約数和(自身を除く): 21635404

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 51511, 103022, 206044, 360577, 669643, 721154, 1339286, 1442308, 2678572, 4687501, 9375002, 18750004]

約数ペア:

[(1, 18750004), (2, 9375002), (4, 4687501), (7, 2678572), (13, 1442308), (14, 1339286), (26, 721154), (28, 669643), (52, 360577), (91, 206044), (182, 103022), (364, 51511)]