20152018964

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{168197}}^1$

素因数の和:168608

約数の個数: 48

約数和(自身を含む): 44081331840

約数和(自身を除く): 23929312876

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 389, 778, 1556, 2723, 4279, 5446, 8558, 10892, 17116, 29953, 59906, 119812, 168197, 336394, 672788, 1177379, 1850167, 2354758, 3700334, 4709516, 7400668, 12951169, 25902338, 51804676, 65428633, 130857266, 261714532, 458000431, 719714963, 916000862, 1439429926, 1832001724, 2878859852, 5038004741, 10076009482, 20152018964]

約数ペア:

[(1, 20152018964), (2, 10076009482), (4, 5038004741), (7, 2878859852), (11, 1832001724), (14, 1439429926), (22, 916000862), (28, 719714963), (44, 458000431), (77, 261714532), (154, 130857266), (308, 65428633), (389, 51804676), (778, 25902338), (1556, 12951169), (2723, 7400668), (4279, 4709516), (5446, 3700334), (8558, 2354758), (10892, 1850167), (17116, 1177379), (29953, 672788), (59906, 336394), (119812, 168197)]