19381808

素因数分解:

$2^4\times {\mathrm{751}}^1\times {\mathrm{1613}}^1$

素因数の和:2372

約数の個数: 20

約数和(自身を含む): 37625568

約数和(自身を除く): 18243760

約数列:

[1, 2, 4, 8, 16, 751, 1502, 1613, 3004, 3226, 6008, 6452, 12016, 12904, 25808, 1211363, 2422726, 4845452, 9690904, 19381808]

約数ペア:

[(1, 19381808), (2, 9690904), (4, 4845452), (8, 2422726), (16, 1211363), (751, 25808), (1502, 12904), (1613, 12016), (3004, 6452), (3226, 6008)]