2178122

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^2$

素因数の和:138

約数の個数: 24

約数和(自身を含む): 3634560

約数和(自身を除く): 1456438

約数列:

[1, 2, 19, 31, 38, 43, 62, 86, 589, 817, 1178, 1333, 1634, 1849, 2666, 3698, 25327, 35131, 50654, 57319, 70262, 114638, 1089061, 2178122]

約数ペア:

[(1, 2178122), (2, 1089061), (19, 114638), (31, 70262), (38, 57319), (43, 50654), (62, 35131), (86, 25327), (589, 3698), (817, 2666), (1178, 1849), (1333, 1634)]