18219746

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{4481}}^1$

素因数の和:4609

約数の個数: 16

約数和(自身を含む): 29043360

約数和(自身を除く): 10823614

約数列:

[1, 2, 19, 38, 107, 214, 2033, 4066, 4481, 8962, 85139, 170278, 479467, 958934, 9109873, 18219746]

約数ペア:

[(1, 18219746), (2, 9109873), (19, 958934), (38, 479467), (107, 170278), (214, 85139), (2033, 8962), (4066, 4481)]