20349937377

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{624787}}^1$

素因数の和:624858

約数の個数: 48

約数和(自身を含む): 37427300352

約数和(自身を除く): 17077362975

約数列:

[1, 3, 7, 9, 11, 21, 33, 47, 63, 77, 99, 141, 231, 329, 423, 517, 693, 987, 1551, 2961, 3619, 4653, 10857, 32571, 624787, 1874361, 4373509, 5623083, 6872657, 13120527, 20617971, 29364989, 39361581, 48108599, 61853913, 88094967, 144325797, 205554923, 264284901, 323014879, 432977391, 616664769, 969044637, 1849994307, 2261104153, 2907133911, 6783312459, 20349937377]

約数ペア:

[(1, 20349937377), (3, 6783312459), (7, 2907133911), (9, 2261104153), (11, 1849994307), (21, 969044637), (33, 616664769), (47, 432977391), (63, 323014879), (77, 264284901), (99, 205554923), (141, 144325797), (231, 88094967), (329, 61853913), (423, 48108599), (517, 39361581), (693, 29364989), (987, 20617971), (1551, 13120527), (2961, 6872657), (3619, 5623083), (4653, 4373509), (10857, 1874361), (32571, 624787)]