1981783874

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8326823}}^1$

素因数の和:8326849

約数の個数: 16

約数和(自身を含む): 3597187968

約数和(自身を除く): 1615404094

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 8326823, 16653646, 58287761, 116575522, 141555991, 283111982, 990891937, 1981783874]

約数ペア:

[(1, 1981783874), (2, 990891937), (7, 283111982), (14, 141555991), (17, 116575522), (34, 58287761), (119, 16653646), (238, 8326823)]