64641368

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{19853}}^1$

素因数の和:19907

約数の個数: 32

約数和(自身を含む): 135801360

約数和(自身を除く): 71159992

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 296, 407, 814, 1628, 3256, 19853, 39706, 79412, 158824, 218383, 436766, 734561, 873532, 1469122, 1747064, 2938244, 5876488, 8080171, 16160342, 32320684, 64641368]

約数ペア:

[(1, 64641368), (2, 32320684), (4, 16160342), (8, 8080171), (11, 5876488), (22, 2938244), (37, 1747064), (44, 1469122), (74, 873532), (88, 734561), (148, 436766), (296, 218383), (407, 158824), (814, 79412), (1628, 39706), (3256, 19853)]