20693176

素因数分解:

$2^3\times 7^1\times {\mathrm{163}}^1\times {\mathrm{2267}}^1$

素因数の和:2443

約数の個数: 32

約数和(自身を含む): 44634240

約数和(自身を除く): 23941064

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 163, 326, 652, 1141, 1304, 2267, 2282, 4534, 4564, 9068, 9128, 15869, 18136, 31738, 63476, 126952, 369521, 739042, 1478084, 2586647, 2956168, 5173294, 10346588, 20693176]

約数ペア:

[(1, 20693176), (2, 10346588), (4, 5173294), (7, 2956168), (8, 2586647), (14, 1478084), (28, 739042), (56, 369521), (163, 126952), (326, 63476), (652, 31738), (1141, 18136), (1304, 15869), (2267, 9128), (2282, 9068), (4534, 4564)]