20656047576

素因数分解:

$2^3\times 3^1\times {\mathrm{1307}}^1\times {\mathrm{658507}}^1$

素因数の和:659823

約数の個数: 32

約数和(自身を含む): 51679707840

約数和(自身を除く): 31023660264

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 1307, 2614, 3921, 5228, 7842, 10456, 15684, 31368, 658507, 1317014, 1975521, 2634028, 3951042, 5268056, 7902084, 15804168, 860668649, 1721337298, 2582005947, 3442674596, 5164011894, 6885349192, 10328023788, 20656047576]

約数ペア:

[(1, 20656047576), (2, 10328023788), (3, 6885349192), (4, 5164011894), (6, 3442674596), (8, 2582005947), (12, 1721337298), (24, 860668649), (1307, 15804168), (2614, 7902084), (3921, 5268056), (5228, 3951042), (7842, 2634028), (10456, 1975521), (15684, 1317014), (31368, 658507)]