20237521128

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{401347}}^1$

素因数の和:401558

約数の個数: 64

約数和(自身を含む): 55482347520

約数和(自身を除く): 35244826392

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 191, 264, 382, 573, 764, 1146, 1528, 2101, 2292, 4202, 4584, 6303, 8404, 12606, 16808, 25212, 50424, 401347, 802694, 1204041, 1605388, 2408082, 3210776, 4414817, 4816164, 8829634, 9632328, 13244451, 17659268, 26488902, 35318536, 52977804, 76657277, 105955608, 153314554, 229971831, 306629108, 459943662, 613258216, 843230047, 919887324, 1686460094, 1839774648, 2529690141, 3372920188, 5059380282, 6745840376, 10118760564, 20237521128]

約数ペア:

[(1, 20237521128), (2, 10118760564), (3, 6745840376), (4, 5059380282), (6, 3372920188), (8, 2529690141), (11, 1839774648), (12, 1686460094), (22, 919887324), (24, 843230047), (33, 613258216), (44, 459943662), (66, 306629108), (88, 229971831), (132, 153314554), (191, 105955608), (264, 76657277), (382, 52977804), (573, 35318536), (764, 26488902), (1146, 17659268), (1528, 13244451), (2101, 9632328), (2292, 8829634), (4202, 4816164), (4584, 4414817), (6303, 3210776), (8404, 2408082), (12606, 1605388), (16808, 1204041), (25212, 802694), (50424, 401347)]