20164969441

素因数分解:

${\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1\times {\mathrm{1291}}^1$

素因数の和:1641

約数の個数: 32

約数和(自身を含む): 22142688768

約数和(自身を除く): 1977719327

約数列:

[1, 17, 47, 113, 173, 799, 1291, 1921, 2941, 5311, 8131, 19549, 21947, 60677, 90287, 138227, 145883, 223343, 332333, 918803, 1031509, 2480011, 3796831, 6856501, 10497121, 15619651, 25237759, 116560517, 178451057, 429041903, 1186174673, 20164969441]

約数ペア:

[(1, 20164969441), (17, 1186174673), (47, 429041903), (113, 178451057), (173, 116560517), (799, 25237759), (1291, 15619651), (1921, 10497121), (2941, 6856501), (5311, 3796831), (8131, 2480011), (19549, 1031509), (21947, 918803), (60677, 332333), (90287, 223343), (138227, 145883)]