20172863688

素因数分解:

$2^3\times 3^1\times {\mathrm{840535987}}^1$

素因数の和:840535996

約数の個数: 16

約数和(自身を含む): 50432159280

約数和(自身を除く): 30259295592

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 840535987, 1681071974, 2521607961, 3362143948, 5043215922, 6724287896, 10086431844, 20172863688]

約数ペア:

[(1, 20172863688), (2, 10086431844), (3, 6724287896), (4, 5043215922), (6, 3362143948), (8, 2521607961), (12, 1681071974), (24, 840535987)]