19254320

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1051}}^1$

素因数の和:1293

約数の個数: 40

約数和(自身を含む): 45004560

約数和(自身を除く): 25750240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 458, 916, 1051, 1145, 1832, 2102, 2290, 3664, 4204, 4580, 5255, 8408, 9160, 10510, 16816, 18320, 21020, 42040, 84080, 240679, 481358, 962716, 1203395, 1925432, 2406790, 3850864, 4813580, 9627160, 19254320]

約数ペア:

[(1, 19254320), (2, 9627160), (4, 4813580), (5, 3850864), (8, 2406790), (10, 1925432), (16, 1203395), (20, 962716), (40, 481358), (80, 240679), (229, 84080), (458, 42040), (916, 21020), (1051, 18320), (1145, 16816), (1832, 10510), (2102, 9160), (2290, 8408), (3664, 5255), (4204, 4580)]