20121636368

素因数分解:

$2^4\times {\mathrm{941}}^1\times {\mathrm{1336453}}^1$

素因数の和:1337402

約数の個数: 20

約数和(自身を含む): 39027129708

約数和(自身を除く): 18905493340

約数列:

[1, 2, 4, 8, 16, 941, 1882, 3764, 7528, 15056, 1336453, 2672906, 5345812, 10691624, 21383248, 1257602273, 2515204546, 5030409092, 10060818184, 20121636368]

約数ペア:

[(1, 20121636368), (2, 10060818184), (4, 5030409092), (8, 2515204546), (16, 1257602273), (941, 21383248), (1882, 10691624), (3764, 5345812), (7528, 2672906), (15056, 1336453)]