17936848

素因数分解:

$2^4\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:140

約数の個数: 60

約数和(自身を含む): 38017408

約数和(自身を除く): 20080560

約数列:

[1, 2, 4, 8, 16, 29, 31, 43, 58, 62, 86, 116, 124, 172, 232, 248, 344, 464, 496, 688, 841, 899, 1247, 1333, 1682, 1798, 2494, 2666, 3364, 3596, 4988, 5332, 6728, 7192, 9976, 10664, 13456, 14384, 19952, 21328, 26071, 36163, 38657, 52142, 72326, 77314, 104284, 144652, 154628, 208568, 289304, 309256, 417136, 578608, 618512, 1121053, 2242106, 4484212, 8968424, 17936848]

約数ペア:

[(1, 17936848), (2, 8968424), (4, 4484212), (8, 2242106), (16, 1121053), (29, 618512), (31, 578608), (43, 417136), (58, 309256), (62, 289304), (86, 208568), (116, 154628), (124, 144652), (172, 104284), (232, 77314), (248, 72326), (344, 52142), (464, 38657), (496, 36163), (688, 26071), (841, 21328), (899, 19952), (1247, 14384), (1333, 13456), (1682, 10664), (1798, 9976), (2494, 7192), (2666, 6728), (3364, 5332), (3596, 4988)]