18540466

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1483}}^1$

素因数の和:1558

約数の個数: 32

約数和(自身を含む): 34191360

約数和(自身を除く): 15650894

約数列:

[1, 2, 7, 14, 19, 38, 47, 94, 133, 266, 329, 658, 893, 1483, 1786, 2966, 6251, 10381, 12502, 20762, 28177, 56354, 69701, 139402, 197239, 394478, 487907, 975814, 1324319, 2648638, 9270233, 18540466]

約数ペア:

[(1, 18540466), (2, 9270233), (7, 2648638), (14, 1324319), (19, 975814), (38, 487907), (47, 394478), (94, 197239), (133, 139402), (266, 69701), (329, 56354), (658, 28177), (893, 20762), (1483, 12502), (1786, 10381), (2966, 6251)]