20802834

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4679}}^1$

素因数の和:4719

約数の個数: 48

約数和(自身を含む): 51105600

約数和(自身を除く): 30302766

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 234, 247, 342, 494, 741, 1482, 2223, 4446, 4679, 9358, 14037, 28074, 42111, 60827, 84222, 88901, 121654, 177802, 182481, 266703, 364962, 533406, 547443, 800109, 1094886, 1155713, 1600218, 2311426, 3467139, 6934278, 10401417, 20802834]

約数ペア:

[(1, 20802834), (2, 10401417), (3, 6934278), (6, 3467139), (9, 2311426), (13, 1600218), (18, 1155713), (19, 1094886), (26, 800109), (38, 547443), (39, 533406), (57, 364962), (78, 266703), (114, 182481), (117, 177802), (171, 121654), (234, 88901), (247, 84222), (342, 60827), (494, 42111), (741, 28074), (1482, 14037), (2223, 9358), (4446, 4679)]