19995964

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{773}}^1$

素因数の和:1029

約数の個数: 24

約数和(自身を含む): 36408960

約数和(自身を除く): 16412996

約数列:

[1, 2, 4, 29, 58, 116, 223, 446, 773, 892, 1546, 3092, 6467, 12934, 22417, 25868, 44834, 89668, 172379, 344758, 689516, 4998991, 9997982, 19995964]

約数ペア:

[(1, 19995964), (2, 9997982), (4, 4998991), (29, 689516), (58, 344758), (116, 172379), (223, 89668), (446, 44834), (773, 25868), (892, 22417), (1546, 12934), (3092, 6467)]