19983888855

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{9871}}^1\times {\mathrm{6427}}^1$

素因数の和:16316

約数の個数: 48

約数和(自身を含む): 39597302784

約数和(自身を除く): 19613413929

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 6427, 9871, 19281, 29613, 32135, 44989, 49355, 57843, 69097, 88839, 96405, 134967, 148065, 207291, 224945, 289215, 345485, 404901, 444195, 621873, 674835, 1036455, 2024505, 3109365, 63440917, 190322751, 317204585, 444086419, 570968253, 951613755, 1332259257, 2220432095, 2854841265, 3996777771, 6661296285, 19983888855]

約数ペア:

[(1, 19983888855), (3, 6661296285), (5, 3996777771), (7, 2854841265), (9, 2220432095), (15, 1332259257), (21, 951613755), (35, 570968253), (45, 444086419), (63, 317204585), (105, 190322751), (315, 63440917), (6427, 3109365), (9871, 2024505), (19281, 1036455), (29613, 674835), (32135, 621873), (44989, 444195), (49355, 404901), (57843, 345485), (69097, 289215), (88839, 224945), (96405, 207291), (134967, 148065)]