19302646

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{31}}^2\times {\mathrm{83}}^1$

素因数の和:169

約数の個数: 36

約数和(自身を含む): 33281388

約数和(自身を除く): 13978742

約数列:

[1, 2, 11, 22, 31, 62, 83, 121, 166, 242, 341, 682, 913, 961, 1826, 1922, 2573, 3751, 5146, 7502, 10043, 10571, 20086, 21142, 28303, 56606, 79763, 116281, 159526, 232562, 311333, 622666, 877393, 1754786, 9651323, 19302646]

約数ペア:

[(1, 19302646), (2, 9651323), (11, 1754786), (22, 877393), (31, 622666), (62, 311333), (83, 232562), (121, 159526), (166, 116281), (242, 79763), (341, 56606), (682, 28303), (913, 21142), (961, 20086), (1826, 10571), (1922, 10043), (2573, 7502), (3751, 5146)]