20390004

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{33317}}^1$

素因数の和:33344

約数の個数: 36

約数和(自身を含む): 54574884

約数和(自身を除く): 34184880

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 33317, 66634, 99951, 133268, 199902, 299853, 399804, 566389, 599706, 1132778, 1199412, 1699167, 2265556, 3398334, 5097501, 6796668, 10195002, 20390004]

約数ペア:

[(1, 20390004), (2, 10195002), (3, 6796668), (4, 5097501), (6, 3398334), (9, 2265556), (12, 1699167), (17, 1199412), (18, 1132778), (34, 599706), (36, 566389), (51, 399804), (68, 299853), (102, 199902), (153, 133268), (204, 99951), (306, 66634), (612, 33317)]