20830784

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{25037}}^1$

素因数の和:25062

約数の個数: 28

約数和(自身を含む): 44517564

約数和(自身を除く): 23686780

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 25037, 50074, 100148, 200296, 325481, 400592, 650962, 801184, 1301924, 1602368, 2603848, 5207696, 10415392, 20830784]

約数ペア:

[(1, 20830784), (2, 10415392), (4, 5207696), (8, 2603848), (13, 1602368), (16, 1301924), (26, 801184), (32, 650962), (52, 400592), (64, 325481), (104, 200296), (208, 100148), (416, 50074), (832, 25037)]