19808166

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{11503}}^1$

素因数の和:11556

約数の個数: 32

約数和(自身を含む): 46384128

約数和(自身を除く): 26575962

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 246, 287, 574, 861, 1722, 11503, 23006, 34509, 69018, 80521, 161042, 241563, 471623, 483126, 943246, 1414869, 2829738, 3301361, 6602722, 9904083, 19808166]

約数ペア:

[(1, 19808166), (2, 9904083), (3, 6602722), (6, 3301361), (7, 2829738), (14, 1414869), (21, 943246), (41, 483126), (42, 471623), (82, 241563), (123, 161042), (246, 80521), (287, 69018), (574, 34509), (861, 23006), (1722, 11503)]