20522230

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1979}}^1$

素因数の和:2064

約数の個数: 32

約数和(自身を含む): 39774240

約数和(自身を除く): 19252010

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 305, 610, 1037, 1979, 2074, 3958, 5185, 9895, 10370, 19790, 33643, 67286, 120719, 168215, 241438, 336430, 603595, 1207190, 2052223, 4104446, 10261115, 20522230]

約数ペア:

[(1, 20522230), (2, 10261115), (5, 4104446), (10, 2052223), (17, 1207190), (34, 603595), (61, 336430), (85, 241438), (122, 168215), (170, 120719), (305, 67286), (610, 33643), (1037, 19790), (1979, 10370), (2074, 9895), (3958, 5185)]