19955199719

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{829}}^1\times {\mathrm{3187}}^1$

素因数の和:4119

約数の個数: 32

約数和(自身を含む): 24893944320

約数和(自身を除く): 4938744601

約数列:

[1, 7, 13, 83, 91, 581, 829, 1079, 3187, 5803, 7553, 10777, 22309, 41431, 68807, 75439, 264521, 290017, 481649, 894491, 1851647, 2642023, 3438773, 6261437, 18494161, 24071411, 34346299, 219287909, 240424093, 1535015363, 2850742817, 19955199719]

約数ペア:

[(1, 19955199719), (7, 2850742817), (13, 1535015363), (83, 240424093), (91, 219287909), (581, 34346299), (829, 24071411), (1079, 18494161), (3187, 6261437), (5803, 3438773), (7553, 2642023), (10777, 1851647), (22309, 894491), (41431, 481649), (68807, 290017), (75439, 264521)]