18938399039

素因数分解:

$7^1\times {\mathrm{251}}^1\times {\mathrm{467}}^1\times {\mathrm{23081}}^1$

素因数の和:23806

約数の個数: 16

約数和(自身を含む): 21777590016

約数和(自身を除く): 2839190977

約数列:

[1, 7, 251, 467, 1757, 3269, 23081, 117217, 161567, 820519, 5793331, 10778827, 40553317, 75451789, 2705485577, 18938399039]

約数ペア:

[(1, 18938399039), (7, 2705485577), (251, 75451789), (467, 40553317), (1757, 10778827), (3269, 5793331), (23081, 820519), (117217, 161567)]