18315316

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{4547}}^1$

素因数の和:4623

約数の個数: 24

約数和(自身を含む): 34382880

約数和(自身を除く): 16067564

約数列:

[1, 2, 4, 19, 38, 53, 76, 106, 212, 1007, 2014, 4028, 4547, 9094, 18188, 86393, 172786, 240991, 345572, 481982, 963964, 4578829, 9157658, 18315316]

約数ペア:

[(1, 18315316), (2, 9157658), (4, 4578829), (19, 963964), (38, 481982), (53, 345572), (76, 240991), (106, 172786), (212, 86393), (1007, 18188), (2014, 9094), (4028, 4547)]