20032665

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{643}}^1$

素因数の和:749

約数の個数: 32

約数和(自身を含む): 33632256

約数和(自身を除く): 13599591

約数列:

[1, 3, 5, 15, 31, 67, 93, 155, 201, 335, 465, 643, 1005, 1929, 2077, 3215, 6231, 9645, 10385, 19933, 31155, 43081, 59799, 99665, 129243, 215405, 298995, 646215, 1335511, 4006533, 6677555, 20032665]

約数ペア:

[(1, 20032665), (3, 6677555), (5, 4006533), (15, 1335511), (31, 646215), (67, 298995), (93, 215405), (155, 129243), (201, 99665), (335, 59799), (465, 43081), (643, 31155), (1005, 19933), (1929, 10385), (2077, 9645), (3215, 6231)]