20120656554

素因数分解:

$2^1\times 3^3\times {\mathrm{887}}^1\times {\mathrm{420073}}^1$

素因数の和:420971

約数の個数: 32

約数和(自身を含む): 44763085440

約数和(自身を除く): 24642428886

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 887, 1774, 2661, 5322, 7983, 15966, 23949, 47898, 420073, 840146, 1260219, 2520438, 3780657, 7561314, 11341971, 22683942, 372604751, 745209502, 1117814253, 2235628506, 3353442759, 6706885518, 10060328277, 20120656554]

約数ペア:

[(1, 20120656554), (2, 10060328277), (3, 6706885518), (6, 3353442759), (9, 2235628506), (18, 1117814253), (27, 745209502), (54, 372604751), (887, 22683942), (1774, 11341971), (2661, 7561314), (5322, 3780657), (7983, 2520438), (15966, 1260219), (23949, 840146), (47898, 420073)]