205121968

素因数分解:

$2^4\times {\mathrm{691}}^1\times {\mathrm{18553}}^1$

素因数の和:19252

約数の個数: 20

約数和(自身を含む): 398020408

約数和(自身を除く): 192898440

約数列:

[1, 2, 4, 8, 16, 691, 1382, 2764, 5528, 11056, 18553, 37106, 74212, 148424, 296848, 12820123, 25640246, 51280492, 102560984, 205121968]

約数ペア:

[(1, 205121968), (2, 102560984), (4, 51280492), (8, 25640246), (16, 12820123), (691, 296848), (1382, 148424), (2764, 74212), (5528, 37106), (11056, 18553)]