20899692

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{593}}^1$

素因数の和:703

約数の個数: 72

約数和(自身を含む): 58378320

約数和(自身を除く): 37478628

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 89, 99, 132, 178, 198, 267, 356, 396, 534, 593, 801, 979, 1068, 1186, 1602, 1779, 1958, 2372, 2937, 3204, 3558, 3916, 5337, 5874, 6523, 7116, 8811, 10674, 11748, 13046, 17622, 19569, 21348, 26092, 35244, 39138, 52777, 58707, 78276, 105554, 117414, 158331, 211108, 234828, 316662, 474993, 580547, 633324, 949986, 1161094, 1741641, 1899972, 2322188, 3483282, 5224923, 6966564, 10449846, 20899692]

約数ペア:

[(1, 20899692), (2, 10449846), (3, 6966564), (4, 5224923), (6, 3483282), (9, 2322188), (11, 1899972), (12, 1741641), (18, 1161094), (22, 949986), (33, 633324), (36, 580547), (44, 474993), (66, 316662), (89, 234828), (99, 211108), (132, 158331), (178, 117414), (198, 105554), (267, 78276), (356, 58707), (396, 52777), (534, 39138), (593, 35244), (801, 26092), (979, 21348), (1068, 19569), (1186, 17622), (1602, 13046), (1779, 11748), (1958, 10674), (2372, 8811), (2937, 7116), (3204, 6523), (3558, 5874), (3916, 5337)]