1987341984

素因数分解:

$2^5\times 3^2\times {\mathrm{47}}^1\times {\mathrm{146819}}^1$

素因数の和:146882

約数の個数: 72

約数和(自身を含む): 5771787840

約数和(自身を除く): 3784445856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 72, 94, 96, 141, 144, 188, 282, 288, 376, 423, 564, 752, 846, 1128, 1504, 1692, 2256, 3384, 4512, 6768, 13536, 146819, 293638, 440457, 587276, 880914, 1174552, 1321371, 1761828, 2349104, 2642742, 3523656, 4698208, 5285484, 6900493, 7047312, 10570968, 13800986, 14094624, 20701479, 21141936, 27601972, 41402958, 42283872, 55203944, 62104437, 82805916, 110407888, 124208874, 165611832, 220815776, 248417748, 331223664, 496835496, 662447328, 993670992, 1987341984]

約数ペア:

[(1, 1987341984), (2, 993670992), (3, 662447328), (4, 496835496), (6, 331223664), (8, 248417748), (9, 220815776), (12, 165611832), (16, 124208874), (18, 110407888), (24, 82805916), (32, 62104437), (36, 55203944), (47, 42283872), (48, 41402958), (72, 27601972), (94, 21141936), (96, 20701479), (141, 14094624), (144, 13800986), (188, 10570968), (282, 7047312), (288, 6900493), (376, 5285484), (423, 4698208), (564, 3523656), (752, 2642742), (846, 2349104), (1128, 1761828), (1504, 1321371), (1692, 1174552), (2256, 880914), (3384, 587276), (4512, 440457), (6768, 293638), (13536, 146819)]