20403948

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{89491}}^1$

素因数の和:89517

約数の個数: 24

約数和(自身を含む): 50115520

約数和(自身を除く): 29711572

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 89491, 178982, 268473, 357964, 536946, 1073892, 1700329, 3400658, 5100987, 6801316, 10201974, 20403948]

約数ペア:

[(1, 20403948), (2, 10201974), (3, 6801316), (4, 5100987), (6, 3400658), (12, 1700329), (19, 1073892), (38, 536946), (57, 357964), (76, 268473), (114, 178982), (228, 89491)]