20174601916

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2207}}^1\times {\mathrm{2383}}^1$

素因数の和:4738

約数の個数: 48

約数和(自身を含む): 40679202816

約数和(自身を除く): 20504600900

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 2207, 2383, 3836, 4414, 4766, 8828, 9532, 15449, 16681, 30898, 33362, 61796, 66724, 302359, 326471, 604718, 652942, 1209436, 1305884, 2116513, 2285297, 4233026, 4570594, 5259281, 8466052, 9141188, 10518562, 21037124, 36814967, 73629934, 147259868, 720521497, 1441042994, 2882085988, 5043650479, 10087300958, 20174601916]

約数ペア:

[(1, 20174601916), (2, 10087300958), (4, 5043650479), (7, 2882085988), (14, 1441042994), (28, 720521497), (137, 147259868), (274, 73629934), (548, 36814967), (959, 21037124), (1918, 10518562), (2207, 9141188), (2383, 8466052), (3836, 5259281), (4414, 4570594), (4766, 4233026), (8828, 2285297), (9532, 2116513), (15449, 1305884), (16681, 1209436), (30898, 652942), (33362, 604718), (61796, 326471), (66724, 302359)]