19376235

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 35590464

約数和(自身を除く): 16214229

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 97, 115, 193, 207, 291, 345, 485, 579, 873, 965, 1035, 1455, 1737, 2231, 2895, 4365, 4439, 6693, 8685, 11155, 13317, 18721, 20079, 22195, 33465, 39951, 56163, 66585, 93605, 100395, 168489, 199755, 280815, 430583, 842445, 1291749, 2152915, 3875247, 6458745, 19376235]

約数ペア:

[(1, 19376235), (3, 6458745), (5, 3875247), (9, 2152915), (15, 1291749), (23, 842445), (45, 430583), (69, 280815), (97, 199755), (115, 168489), (193, 100395), (207, 93605), (291, 66585), (345, 56163), (485, 39951), (579, 33465), (873, 22195), (965, 20079), (1035, 18721), (1455, 13317), (1737, 11155), (2231, 8685), (2895, 6693), (4365, 4439)]