19698042

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{839}}^1$

素因数の和:907

約数の個数: 64

約数和(自身を含む): 49674240

約数和(自身を除く): 29976198

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 43, 78, 86, 91, 129, 182, 258, 273, 301, 546, 559, 602, 839, 903, 1118, 1677, 1678, 1806, 2517, 3354, 3913, 5034, 5873, 7826, 10907, 11739, 11746, 17619, 21814, 23478, 32721, 35238, 36077, 65442, 72154, 76349, 108231, 152698, 216462, 229047, 252539, 458094, 469001, 505078, 757617, 938002, 1407003, 1515234, 2814006, 3283007, 6566014, 9849021, 19698042]

約数ペア:

[(1, 19698042), (2, 9849021), (3, 6566014), (6, 3283007), (7, 2814006), (13, 1515234), (14, 1407003), (21, 938002), (26, 757617), (39, 505078), (42, 469001), (43, 458094), (78, 252539), (86, 229047), (91, 216462), (129, 152698), (182, 108231), (258, 76349), (273, 72154), (301, 65442), (546, 36077), (559, 35238), (602, 32721), (839, 23478), (903, 21814), (1118, 17619), (1677, 11746), (1678, 11739), (1806, 10907), (2517, 7826), (3354, 5873), (3913, 5034)]