20109012

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{3109}}^1$

素因数の和:3141

約数の個数: 72

約数和(自身を含む): 59562720

約数和(自身を除く): 39453708

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 66, 77, 84, 98, 132, 147, 154, 196, 231, 294, 308, 462, 539, 588, 924, 1078, 1617, 2156, 3109, 3234, 6218, 6468, 9327, 12436, 18654, 21763, 34199, 37308, 43526, 65289, 68398, 87052, 102597, 130578, 136796, 152341, 205194, 239393, 261156, 304682, 410388, 457023, 478786, 609364, 718179, 914046, 957572, 1436358, 1675751, 1828092, 2872716, 3351502, 5027253, 6703004, 10054506, 20109012]

約数ペア:

[(1, 20109012), (2, 10054506), (3, 6703004), (4, 5027253), (6, 3351502), (7, 2872716), (11, 1828092), (12, 1675751), (14, 1436358), (21, 957572), (22, 914046), (28, 718179), (33, 609364), (42, 478786), (44, 457023), (49, 410388), (66, 304682), (77, 261156), (84, 239393), (98, 205194), (132, 152341), (147, 136796), (154, 130578), (196, 102597), (231, 87052), (294, 68398), (308, 65289), (462, 43526), (539, 37308), (588, 34199), (924, 21763), (1078, 18654), (1617, 12436), (2156, 9327), (3109, 6468), (3234, 6218)]