20169797584

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{21366311}}^1$

素因数の和:21366378

約数の個数: 20

約数和(自身を含む): 39741340320

約数和(自身を除く): 19571542736

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 21366311, 42732622, 85465244, 170930488, 341860976, 1260612349, 2521224698, 5042449396, 10084898792, 20169797584]

約数ペア:

[(1, 20169797584), (2, 10084898792), (4, 5042449396), (8, 2521224698), (16, 1260612349), (59, 341860976), (118, 170930488), (236, 85465244), (472, 42732622), (944, 21366311)]