20043219

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{23279}}^1$

素因数の和:23330

約数の個数: 16

約数和(自身を含む): 31288320

約数和(自身を除く): 11245101

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 23279, 69837, 162953, 488859, 954439, 2863317, 6681073, 20043219]

約数ペア:

[(1, 20043219), (3, 6681073), (7, 2863317), (21, 954439), (41, 488859), (123, 162953), (287, 69837), (861, 23279)]