20497542

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13831}}^1$

素因数の和:13868

約数の個数: 32

約数和(自身を含む): 46475520

約数和(自身を除く): 25977978

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 247, 494, 741, 1482, 13831, 27662, 41493, 82986, 179803, 262789, 359606, 525578, 539409, 788367, 1078818, 1576734, 3416257, 6832514, 10248771, 20497542]

約数ペア:

[(1, 20497542), (2, 10248771), (3, 6832514), (6, 3416257), (13, 1576734), (19, 1078818), (26, 788367), (38, 539409), (39, 525578), (57, 359606), (78, 262789), (114, 179803), (247, 82986), (494, 41493), (741, 27662), (1482, 13831)]