16204340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{42643}}^1$

素因数の和:42671

約数の個数: 24

約数和(自身を含む): 35820960

約数和(自身を除く): 19616620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 42643, 85286, 170572, 213215, 426430, 810217, 852860, 1620434, 3240868, 4051085, 8102170, 16204340]

約数ペア:

[(1, 16204340), (2, 8102170), (4, 4051085), (5, 3240868), (10, 1620434), (19, 852860), (20, 810217), (38, 426430), (76, 213215), (95, 170572), (190, 85286), (380, 42643)]