19445350

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1$

素因数の和:529

約数の個数: 48

約数和(自身を含む): 38845728

約数和(自身を除く): 19400378

約数列:

[1, 2, 5, 10, 23, 25, 37, 46, 50, 74, 115, 185, 230, 370, 457, 575, 851, 914, 925, 1150, 1702, 1850, 2285, 4255, 4570, 8510, 10511, 11425, 16909, 21022, 21275, 22850, 33818, 42550, 52555, 84545, 105110, 169090, 262775, 388907, 422725, 525550, 777814, 845450, 1944535, 3889070, 9722675, 19445350]

約数ペア:

[(1, 19445350), (2, 9722675), (5, 3889070), (10, 1944535), (23, 845450), (25, 777814), (37, 525550), (46, 422725), (50, 388907), (74, 262775), (115, 169090), (185, 105110), (230, 84545), (370, 52555), (457, 42550), (575, 33818), (851, 22850), (914, 21275), (925, 21022), (1150, 16909), (1702, 11425), (1850, 10511), (2285, 8510), (4255, 4570)]