19096819

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:283

約数の個数: 24

約数和(自身を含む): 23392800

約数和(自身を除く): 4295981

約数列:

[1, 7, 29, 49, 89, 151, 203, 623, 1057, 1421, 2581, 4361, 4379, 7399, 13439, 18067, 30653, 94073, 126469, 214571, 389731, 658511, 2728117, 19096819]

約数ペア:

[(1, 19096819), (7, 2728117), (29, 658511), (49, 389731), (89, 214571), (151, 126469), (203, 94073), (623, 30653), (1057, 18067), (1421, 13439), (2581, 7399), (4361, 4379)]