1638650958

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{830117}}^1$

素因数の和:830176

約数の個数: 32

約数和(自身を含む): 3825183744

約数和(自身を除く): 2186532786

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 282, 329, 658, 987, 1974, 830117, 1660234, 2490351, 4980702, 5810819, 11621638, 17432457, 34864914, 39015499, 78030998, 117046497, 234092994, 273108493, 546216986, 819325479, 1638650958]

約数ペア:

[(1, 1638650958), (2, 819325479), (3, 546216986), (6, 273108493), (7, 234092994), (14, 117046497), (21, 78030998), (42, 39015499), (47, 34864914), (94, 17432457), (141, 11621638), (282, 5810819), (329, 4980702), (658, 2490351), (987, 1660234), (1974, 830117)]