20681192

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{5059}}^1$

素因数の和:5145

約数の個数: 32

約数和(自身を含む): 44932800

約数和(自身を除く): 24251608

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 5059, 10118, 20236, 35413, 40472, 70826, 141652, 283304, 369307, 738614, 1477228, 2585149, 2954456, 5170298, 10340596, 20681192]

約数ペア:

[(1, 20681192), (2, 10340596), (4, 5170298), (7, 2954456), (8, 2585149), (14, 1477228), (28, 738614), (56, 369307), (73, 283304), (146, 141652), (292, 70826), (511, 40472), (584, 35413), (1022, 20236), (2044, 10118), (4088, 5059)]