20165354888

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{677}}^1\times {\mathrm{11317}}^1$

素因数の和:12054

約数の個数: 64

約数和(自身を含む): 44199959040

約数和(自身を除く): 24034604152

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 658, 677, 1316, 1354, 2632, 2708, 4739, 5416, 9478, 11317, 18956, 22634, 31819, 37912, 45268, 63638, 79219, 90536, 127276, 158438, 222733, 254552, 316876, 445466, 531899, 633752, 890932, 1063798, 1781864, 2127596, 3723293, 4255192, 7446586, 7661609, 14893172, 15323218, 29786344, 30646436, 53631263, 61292872, 107262526, 214525052, 360095623, 429050104, 720191246, 1440382492, 2520669361, 2880764984, 5041338722, 10082677444, 20165354888]

約数ペア:

[(1, 20165354888), (2, 10082677444), (4, 5041338722), (7, 2880764984), (8, 2520669361), (14, 1440382492), (28, 720191246), (47, 429050104), (56, 360095623), (94, 214525052), (188, 107262526), (329, 61292872), (376, 53631263), (658, 30646436), (677, 29786344), (1316, 15323218), (1354, 14893172), (2632, 7661609), (2708, 7446586), (4739, 4255192), (5416, 3723293), (9478, 2127596), (11317, 1781864), (18956, 1063798), (22634, 890932), (31819, 633752), (37912, 531899), (45268, 445466), (63638, 316876), (79219, 254552), (90536, 222733), (127276, 158438)]