1815202886

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{145193}}^1$

素因数の和:145268

約数の個数: 32

約数和(自身を含む): 3345269760

約数和(自身を除く): 1530066874

約数列:

[1, 2, 7, 14, 19, 38, 47, 94, 133, 266, 329, 658, 893, 1786, 6251, 12502, 145193, 290386, 1016351, 2032702, 2758667, 5517334, 6824071, 13648142, 19310669, 38621338, 47768497, 95536994, 129657349, 259314698, 907601443, 1815202886]

約数ペア:

[(1, 1815202886), (2, 907601443), (7, 259314698), (14, 129657349), (19, 95536994), (38, 47768497), (47, 38621338), (94, 19310669), (133, 13648142), (266, 6824071), (329, 5517334), (658, 2758667), (893, 2032702), (1786, 1016351), (6251, 290386), (12502, 145193)]