20121734

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:340

約数の個数: 32

約数和(自身を含む): 33094656

約数和(自身を除く): 12972922

約数列:

[1, 2, 23, 41, 46, 47, 82, 94, 227, 454, 943, 1081, 1886, 1927, 2162, 3854, 5221, 9307, 10442, 10669, 18614, 21338, 44321, 88642, 214061, 245387, 428122, 437429, 490774, 874858, 10060867, 20121734]

約数ペア:

[(1, 20121734), (2, 10060867), (23, 874858), (41, 490774), (46, 437429), (47, 428122), (82, 245387), (94, 214061), (227, 88642), (454, 44321), (943, 21338), (1081, 18614), (1886, 10669), (1927, 10442), (2162, 9307), (3854, 5221)]