20357656

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{3169}}^1$

素因数の和:3259

約数の個数: 32

約数和(自身を含む): 42224400

約数和(自身を除く): 21866744

約数列:

[1, 2, 4, 8, 11, 22, 44, 73, 88, 146, 292, 584, 803, 1606, 3169, 3212, 6338, 6424, 12676, 25352, 34859, 69718, 139436, 231337, 278872, 462674, 925348, 1850696, 2544707, 5089414, 10178828, 20357656]

約数ペア:

[(1, 20357656), (2, 10178828), (4, 5089414), (8, 2544707), (11, 1850696), (22, 925348), (44, 462674), (73, 278872), (88, 231337), (146, 139436), (292, 69718), (584, 34859), (803, 25352), (1606, 12676), (3169, 6424), (3212, 6338)]