20607804

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{27259}}^1$

素因数の和:27279

約数の個数: 48

約数和(自身を含む): 61062400

約数和(自身を除く): 40454596

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 27259, 54518, 81777, 109036, 163554, 190813, 245331, 327108, 381626, 490662, 572439, 735993, 763252, 981324, 1144878, 1471986, 1717317, 2289756, 2943972, 3434634, 5151951, 6869268, 10303902, 20607804]

約数ペア:

[(1, 20607804), (2, 10303902), (3, 6869268), (4, 5151951), (6, 3434634), (7, 2943972), (9, 2289756), (12, 1717317), (14, 1471986), (18, 1144878), (21, 981324), (27, 763252), (28, 735993), (36, 572439), (42, 490662), (54, 381626), (63, 327108), (84, 245331), (108, 190813), (126, 163554), (189, 109036), (252, 81777), (378, 54518), (756, 27259)]