20164296719

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{49367}}^1$

素因数の和:49499

約数の個数: 32

約数和(自身を含む): 25023651840

約数和(自身を除く): 4859355121

約数列:

[1, 7, 23, 43, 59, 161, 301, 413, 989, 1357, 2537, 6923, 9499, 17759, 49367, 58351, 345569, 408457, 1135441, 2122781, 2912653, 7948087, 14859467, 20388571, 48823963, 66991019, 125244079, 341767741, 468937133, 876708553, 2880613817, 20164296719]

約数ペア:

[(1, 20164296719), (7, 2880613817), (23, 876708553), (43, 468937133), (59, 341767741), (161, 125244079), (301, 66991019), (413, 48823963), (989, 20388571), (1357, 14859467), (2537, 7948087), (6923, 2912653), (9499, 2122781), (17759, 1135441), (49367, 408457), (58351, 345569)]