18000290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:363

約数の個数: 64

約数和(自身を含む): 40981248

約数和(自身を除く): 22980958

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 97, 110, 154, 194, 241, 385, 482, 485, 679, 770, 970, 1067, 1205, 1358, 1687, 2134, 2410, 2651, 3374, 3395, 5302, 5335, 6790, 7469, 8435, 10670, 13255, 14938, 16870, 18557, 23377, 26510, 37114, 37345, 46754, 74690, 92785, 116885, 163639, 185570, 233770, 257147, 327278, 514294, 818195, 1285735, 1636390, 1800029, 2571470, 3600058, 9000145, 18000290]

約数ペア:

[(1, 18000290), (2, 9000145), (5, 3600058), (7, 2571470), (10, 1800029), (11, 1636390), (14, 1285735), (22, 818195), (35, 514294), (55, 327278), (70, 257147), (77, 233770), (97, 185570), (110, 163639), (154, 116885), (194, 92785), (241, 74690), (385, 46754), (482, 37345), (485, 37114), (679, 26510), (770, 23377), (970, 18557), (1067, 16870), (1205, 14938), (1358, 13255), (1687, 10670), (2134, 8435), (2410, 7469), (2651, 6790), (3374, 5335), (3395, 5302)]