20829125972

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{2660849}}^1$

素因数の和:2660975

約数の個数: 24

約数和(自身を含む): 38741976000

約数和(自身を除く): 17912850028

約数列:

[1, 2, 4, 19, 38, 76, 103, 206, 412, 1957, 3914, 7828, 2660849, 5321698, 10643396, 50556131, 101112262, 202224524, 274067447, 548134894, 1096269788, 5207281493, 10414562986, 20829125972]

約数ペア:

[(1, 20829125972), (2, 10414562986), (4, 5207281493), (19, 1096269788), (38, 548134894), (76, 274067447), (103, 202224524), (206, 101112262), (412, 50556131), (1957, 10643396), (3914, 5321698), (7828, 2660849)]