17561456

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:270

約数の個数: 60

約数和(自身を含む): 38393376

約数和(自身を除く): 20831920

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 47, 88, 94, 121, 176, 188, 193, 242, 376, 386, 484, 517, 752, 772, 968, 1034, 1544, 1936, 2068, 2123, 3088, 4136, 4246, 5687, 8272, 8492, 9071, 11374, 16984, 18142, 22748, 23353, 33968, 36284, 45496, 46706, 72568, 90992, 93412, 99781, 145136, 186824, 199562, 373648, 399124, 798248, 1097591, 1596496, 2195182, 4390364, 8780728, 17561456]

約数ペア:

[(1, 17561456), (2, 8780728), (4, 4390364), (8, 2195182), (11, 1596496), (16, 1097591), (22, 798248), (44, 399124), (47, 373648), (88, 199562), (94, 186824), (121, 145136), (176, 99781), (188, 93412), (193, 90992), (242, 72568), (376, 46706), (386, 45496), (484, 36284), (517, 33968), (752, 23353), (772, 22748), (968, 18142), (1034, 16984), (1544, 11374), (1936, 9071), (2068, 8492), (2123, 8272), (3088, 5687), (4136, 4246)]