19660656

素因数分解:

$2^4\times 3^1\times {\mathrm{409597}}^1$

素因数の和:409608

約数の個数: 20

約数和(自身を含む): 50790152

約数和(自身を除く): 31129496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 409597, 819194, 1228791, 1638388, 2457582, 3276776, 4915164, 6553552, 9830328, 19660656]

約数ペア:

[(1, 19660656), (2, 9830328), (3, 6553552), (4, 4915164), (6, 3276776), (8, 2457582), (12, 1638388), (16, 1228791), (24, 819194), (48, 409597)]