20775716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{599}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 42336000

約数和(自身を除く): 21560284

約数列:

[1, 2, 4, 13, 23, 26, 29, 46, 52, 58, 92, 116, 299, 377, 598, 599, 667, 754, 1196, 1198, 1334, 1508, 2396, 2668, 7787, 8671, 13777, 15574, 17342, 17371, 27554, 31148, 34684, 34742, 55108, 69484, 179101, 225823, 358202, 399533, 451646, 716404, 799066, 903292, 1598132, 5193929, 10387858, 20775716]

約数ペア:

[(1, 20775716), (2, 10387858), (4, 5193929), (13, 1598132), (23, 903292), (26, 799066), (29, 716404), (46, 451646), (52, 399533), (58, 358202), (92, 225823), (116, 179101), (299, 69484), (377, 55108), (598, 34742), (599, 34684), (667, 31148), (754, 27554), (1196, 17371), (1198, 17342), (1334, 15574), (1508, 13777), (2396, 8671), (2668, 7787)]