20896282

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{677}}^1$

素因数の和:774

約数の個数: 32

約数和(自身を含む): 36319104

約数和(自身を除く): 15422822

約数列:

[1, 2, 11, 22, 23, 46, 61, 122, 253, 506, 671, 677, 1342, 1354, 1403, 2806, 7447, 14894, 15433, 15571, 30866, 31142, 41297, 82594, 171281, 342562, 454267, 908534, 949831, 1899662, 10448141, 20896282]

約数ペア:

[(1, 20896282), (2, 10448141), (11, 1899662), (22, 949831), (23, 908534), (46, 454267), (61, 342562), (122, 171281), (253, 82594), (506, 41297), (671, 31142), (677, 30866), (1342, 15571), (1354, 15433), (1403, 14894), (2806, 7447)]