18378093454

素因数分解:

$2^1\times 7^1\times {\mathrm{19463}}^1\times {\mathrm{67447}}^1$

素因数の和:86919

約数の個数: 16

約数和(自身を含む): 31507388928

約数和(自身を除く): 13129295474

約数列:

[1, 2, 7, 14, 19463, 38926, 67447, 134894, 136241, 272482, 472129, 944258, 1312720961, 2625441922, 9189046727, 18378093454]

約数ペア:

[(1, 18378093454), (2, 9189046727), (7, 2625441922), (14, 1312720961), (19463, 944258), (38926, 472129), (67447, 272482), (134894, 136241)]