19642898

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 33308928

約数和(自身を除く): 13666030

約数列:

[1, 2, 11, 22, 47, 94, 121, 157, 242, 314, 517, 1034, 1331, 1727, 2662, 3454, 5687, 7379, 11374, 14758, 18997, 37994, 62557, 81169, 125114, 162338, 208967, 417934, 892859, 1785718, 9821449, 19642898]

約数ペア:

[(1, 19642898), (2, 9821449), (11, 1785718), (22, 892859), (47, 417934), (94, 208967), (121, 162338), (157, 125114), (242, 81169), (314, 62557), (517, 37994), (1034, 18997), (1331, 14758), (1727, 11374), (2662, 7379), (3454, 5687)]