19001316

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 45584000

約数和(自身を除く): 26582684

約数列:

[1, 2, 3, 4, 6, 12, 73, 109, 146, 199, 218, 219, 292, 327, 398, 436, 438, 597, 654, 796, 876, 1194, 1308, 2388, 7957, 14527, 15914, 21691, 23871, 29054, 31828, 43382, 43581, 47742, 58108, 65073, 86764, 87162, 95484, 130146, 174324, 260292, 1583443, 3166886, 4750329, 6333772, 9500658, 19001316]

約数ペア:

[(1, 19001316), (2, 9500658), (3, 6333772), (4, 4750329), (6, 3166886), (12, 1583443), (73, 260292), (109, 174324), (146, 130146), (199, 95484), (218, 87162), (219, 86764), (292, 65073), (327, 58108), (398, 47742), (436, 43581), (438, 43382), (597, 31828), (654, 29054), (796, 23871), (876, 21691), (1194, 15914), (1308, 14527), (2388, 7957)]