1861393758

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{318841}}^1$

素因数の和:318992

約数の個数: 32

約数和(自身を含む): 4285236480

約数和(自身を除く): 2423842722

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 139, 278, 417, 834, 973, 1946, 2919, 5838, 318841, 637682, 956523, 1913046, 2231887, 4463774, 6695661, 13391322, 44318899, 88637798, 132956697, 265913394, 310232293, 620464586, 930696879, 1861393758]

約数ペア:

[(1, 1861393758), (2, 930696879), (3, 620464586), (6, 310232293), (7, 265913394), (14, 132956697), (21, 88637798), (42, 44318899), (139, 13391322), (278, 6695661), (417, 4463774), (834, 2231887), (973, 1913046), (1946, 956523), (2919, 637682), (5838, 318841)]