20123256388

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{1986109}}^1$

素因数の和:1986279

約数の個数: 24

約数和(自身を含む): 37537479000

約数和(自身を除く): 17414222612

約数列:

[1, 2, 4, 17, 34, 68, 149, 298, 596, 2533, 5066, 10132, 1986109, 3972218, 7944436, 33763853, 67527706, 135055412, 295930241, 591860482, 1183720964, 5030814097, 10061628194, 20123256388]

約数ペア:

[(1, 20123256388), (2, 10061628194), (4, 5030814097), (17, 1183720964), (34, 591860482), (68, 295930241), (149, 135055412), (298, 67527706), (596, 33763853), (2533, 7944436), (5066, 3972218), (10132, 1986109)]