20183738

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{7481}}^1$

素因数の和:7573

約数の個数: 16

約数和(自身を含む): 32322240

約数和(自身を除く): 12138502

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 7481, 14962, 142139, 284278, 531151, 1062302, 10091869, 20183738]

約数ペア:

[(1, 20183738), (2, 10091869), (19, 1062302), (38, 531151), (71, 284278), (142, 142139), (1349, 14962), (2698, 7481)]