19985286

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{593}}^1$

素因数の和:776

約数の個数: 32

約数和(自身を含む): 41313888

約数和(自身を除く): 21328602

約数列:

[1, 2, 3, 6, 41, 82, 123, 137, 246, 274, 411, 593, 822, 1186, 1779, 3558, 5617, 11234, 16851, 24313, 33702, 48626, 72939, 81241, 145878, 162482, 243723, 487446, 3330881, 6661762, 9992643, 19985286]

約数ペア:

[(1, 19985286), (2, 9992643), (3, 6661762), (6, 3330881), (41, 487446), (82, 243723), (123, 162482), (137, 145878), (246, 81241), (274, 72939), (411, 48626), (593, 33702), (822, 24313), (1186, 16851), (1779, 11234), (3558, 5617)]