20083686

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 47900160

約数和(自身を除く): 27816474

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 107, 109, 123, 214, 218, 246, 287, 321, 327, 574, 642, 654, 749, 763, 861, 1498, 1526, 1722, 2247, 2289, 4387, 4469, 4494, 4578, 8774, 8938, 11663, 13161, 13407, 23326, 26322, 26814, 30709, 31283, 34989, 61418, 62566, 69978, 81641, 92127, 93849, 163282, 184254, 187698, 244923, 478183, 489846, 956366, 1434549, 2869098, 3347281, 6694562, 10041843, 20083686]

約数ペア:

[(1, 20083686), (2, 10041843), (3, 6694562), (6, 3347281), (7, 2869098), (14, 1434549), (21, 956366), (41, 489846), (42, 478183), (82, 244923), (107, 187698), (109, 184254), (123, 163282), (214, 93849), (218, 92127), (246, 81641), (287, 69978), (321, 62566), (327, 61418), (574, 34989), (642, 31283), (654, 30709), (749, 26814), (763, 26322), (861, 23326), (1498, 13407), (1526, 13161), (1722, 11663), (2247, 8938), (2289, 8774), (4387, 4578), (4469, 4494)]