20281712

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{115237}}^1$

素因数の和:115256

約数の個数: 20

約数和(自身を含む): 42868536

約数和(自身を除く): 22586824

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 115237, 230474, 460948, 921896, 1267607, 1843792, 2535214, 5070428, 10140856, 20281712]

約数ペア:

[(1, 20281712), (2, 10140856), (4, 5070428), (8, 2535214), (11, 1843792), (16, 1267607), (22, 921896), (44, 460948), (88, 230474), (176, 115237)]