18824848

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9887}}^1$

素因数の和:9919

約数の個数: 40

約数和(自身を含む): 44140032

約数和(自身を除く): 25315184

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 9887, 19774, 39548, 69209, 79096, 138418, 158192, 168079, 276836, 336158, 553672, 672316, 1107344, 1176553, 1344632, 2353106, 2689264, 4706212, 9412424, 18824848]

約数ペア:

[(1, 18824848), (2, 9412424), (4, 4706212), (7, 2689264), (8, 2353106), (14, 1344632), (16, 1176553), (17, 1107344), (28, 672316), (34, 553672), (56, 336158), (68, 276836), (112, 168079), (119, 158192), (136, 138418), (238, 79096), (272, 69209), (476, 39548), (952, 19774), (1904, 9887)]