18310936

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4139}}^1$

素因数の和:4231

約数の個数: 32

約数和(自身を含む): 39744000

約数和(自身を除く): 21433064

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4139, 4424, 8278, 16556, 28973, 33112, 57946, 115892, 231784, 326981, 653962, 1307924, 2288867, 2615848, 4577734, 9155468, 18310936]

約数ペア:

[(1, 18310936), (2, 9155468), (4, 4577734), (7, 2615848), (8, 2288867), (14, 1307924), (28, 653962), (56, 326981), (79, 231784), (158, 115892), (316, 57946), (553, 33112), (632, 28973), (1106, 16556), (2212, 8278), (4139, 4424)]