19280667

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4231}}^1$

素因数の和:4279

約数の個数: 24

約数和(自身を含む): 30876672

約数和(自身を除く): 11596005

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 651, 1519, 4231, 4557, 12693, 29617, 88851, 131161, 207319, 393483, 621957, 918127, 2754381, 6426889, 19280667]

約数ペア:

[(1, 19280667), (3, 6426889), (7, 2754381), (21, 918127), (31, 621957), (49, 393483), (93, 207319), (147, 131161), (217, 88851), (651, 29617), (1519, 12693), (4231, 4557)]