19744488

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{11923}}^1$

素因数の和:11958

約数の個数: 48

約数和(自身を含む): 55804320

約数和(自身を除く): 36059832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 11923, 23846, 35769, 47692, 71538, 95384, 107307, 143076, 214614, 274229, 286152, 429228, 548458, 822687, 858456, 1096916, 1645374, 2193832, 2468061, 3290748, 4936122, 6581496, 9872244, 19744488]

約数ペア:

[(1, 19744488), (2, 9872244), (3, 6581496), (4, 4936122), (6, 3290748), (8, 2468061), (9, 2193832), (12, 1645374), (18, 1096916), (23, 858456), (24, 822687), (36, 548458), (46, 429228), (69, 286152), (72, 274229), (92, 214614), (138, 143076), (184, 107307), (207, 95384), (276, 71538), (414, 47692), (552, 35769), (828, 23846), (1656, 11923)]