18644292

素因数分解:

$2^2\times 3^2\times {\mathrm{571}}^1\times {\mathrm{907}}^1$

素因数の和:1488

約数の個数: 36

約数和(自身を含む): 47263216

約数和(自身を除く): 28618924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 571, 907, 1142, 1713, 1814, 2284, 2721, 3426, 3628, 5139, 5442, 6852, 8163, 10278, 10884, 16326, 20556, 32652, 517897, 1035794, 1553691, 2071588, 3107382, 4661073, 6214764, 9322146, 18644292]

約数ペア:

[(1, 18644292), (2, 9322146), (3, 6214764), (4, 4661073), (6, 3107382), (9, 2071588), (12, 1553691), (18, 1035794), (36, 517897), (571, 32652), (907, 20556), (1142, 16326), (1713, 10884), (1814, 10278), (2284, 8163), (2721, 6852), (3426, 5442), (3628, 5139)]