19160449

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 25804800

約数和(自身を除く): 6644351

約数列:

[1, 7, 11, 23, 31, 77, 161, 217, 253, 341, 349, 713, 1771, 2387, 2443, 3839, 4991, 7843, 8027, 10819, 26873, 54901, 56189, 75733, 88297, 119009, 248837, 618079, 833063, 1741859, 2737207, 19160449]

約数ペア:

[(1, 19160449), (7, 2737207), (11, 1741859), (23, 833063), (31, 618079), (77, 248837), (161, 119009), (217, 88297), (253, 75733), (341, 56189), (349, 54901), (713, 26873), (1771, 10819), (2387, 8027), (2443, 7843), (3839, 4991)]