1991766

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1009}}^1$

素因数の和:1068

約数の個数: 32

約数和(自身を含む): 4654080

約数和(自身を除く): 2662314

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 282, 329, 658, 987, 1009, 1974, 2018, 3027, 6054, 7063, 14126, 21189, 42378, 47423, 94846, 142269, 284538, 331961, 663922, 995883, 1991766]

約数ペア:

[(1, 1991766), (2, 995883), (3, 663922), (6, 331961), (7, 284538), (14, 142269), (21, 94846), (42, 47423), (47, 42378), (94, 21189), (141, 14126), (282, 7063), (329, 6054), (658, 3027), (987, 2018), (1009, 1974)]