20084988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21737}}^1$

素因数の和:21762

約数の個数: 48

約数和(自身を含む): 58431744

約数和(自身を除く): 38346756

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 21737, 43474, 65211, 86948, 130422, 152159, 239107, 260844, 304318, 456477, 478214, 608636, 717321, 912954, 956428, 1434642, 1673749, 1825908, 2869284, 3347498, 5021247, 6694996, 10042494, 20084988]

約数ペア:

[(1, 20084988), (2, 10042494), (3, 6694996), (4, 5021247), (6, 3347498), (7, 2869284), (11, 1825908), (12, 1673749), (14, 1434642), (21, 956428), (22, 912954), (28, 717321), (33, 608636), (42, 478214), (44, 456477), (66, 304318), (77, 260844), (84, 239107), (132, 152159), (154, 130422), (231, 86948), (308, 65211), (462, 43474), (924, 21737)]