15720816

素因数分解:

$2^4\times 3^1\times {\mathrm{327517}}^1$

素因数の和:327528

約数の個数: 20

約数和(自身を含む): 40612232

約数和(自身を除く): 24891416

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 327517, 655034, 982551, 1310068, 1965102, 2620136, 3930204, 5240272, 7860408, 15720816]

約数ペア:

[(1, 15720816), (2, 7860408), (3, 5240272), (4, 3930204), (6, 2620136), (8, 1965102), (12, 1310068), (16, 982551), (24, 655034), (48, 327517)]