15638938

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 29630880

約数和(自身を除く): 13991942

約数列:

[1, 2, 7, 14, 19, 37, 38, 49, 74, 98, 133, 227, 259, 266, 454, 518, 703, 931, 1406, 1589, 1813, 1862, 3178, 3626, 4313, 4921, 8399, 8626, 9842, 11123, 16798, 22246, 30191, 34447, 58793, 60382, 68894, 117586, 159581, 211337, 319162, 411551, 422674, 823102, 1117067, 2234134, 7819469, 15638938]

約数ペア:

[(1, 15638938), (2, 7819469), (7, 2234134), (14, 1117067), (19, 823102), (37, 422674), (38, 411551), (49, 319162), (74, 211337), (98, 159581), (133, 117586), (227, 68894), (259, 60382), (266, 58793), (454, 34447), (518, 30191), (703, 22246), (931, 16798), (1406, 11123), (1589, 9842), (1813, 8626), (1862, 8399), (3178, 4921), (3626, 4313)]