18531726

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1091}}^1$

素因数の和:1264

約数の個数: 32

約数和(自身を含む): 39312000

約数和(自身を除く): 20780274

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 149, 298, 447, 894, 1091, 2182, 2831, 3273, 5662, 6546, 8493, 16986, 20729, 41458, 62187, 124374, 162559, 325118, 487677, 975354, 3088621, 6177242, 9265863, 18531726]

約数ペア:

[(1, 18531726), (2, 9265863), (3, 6177242), (6, 3088621), (19, 975354), (38, 487677), (57, 325118), (114, 162559), (149, 124374), (298, 62187), (447, 41458), (894, 20729), (1091, 16986), (2182, 8493), (2831, 6546), (3273, 5662)]