19682852973

素因数分解:

$3^1\times 7^4\times {\mathrm{541}}^1\times {\mathrm{5051}}^1$

素因数の和:5623

約数の個数: 40

約数和(自身を含む): 30678613536

約数和(自身を除く): 10995760563

約数列:

[1, 3, 7, 21, 49, 147, 343, 541, 1029, 1623, 2401, 3787, 5051, 7203, 11361, 15153, 26509, 35357, 79527, 106071, 185563, 247499, 556689, 742497, 1298941, 1732493, 2732591, 3896823, 5197479, 8197773, 12127451, 19128137, 36382353, 57384411, 133896959, 401690877, 937278713, 2811836139, 6560950991, 19682852973]

約数ペア:

[(1, 19682852973), (3, 6560950991), (7, 2811836139), (21, 937278713), (49, 401690877), (147, 133896959), (343, 57384411), (541, 36382353), (1029, 19128137), (1623, 12127451), (2401, 8197773), (3787, 5197479), (5051, 3896823), (7203, 2732591), (11361, 1732493), (15153, 1298941), (26509, 742497), (35357, 556689), (79527, 247499), (106071, 185563)]