19947948

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{87491}}^1$

素因数の和:87517

約数の個数: 24

約数和(自身を含む): 48995520

約数和(自身を除く): 29047572

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 87491, 174982, 262473, 349964, 524946, 1049892, 1662329, 3324658, 4986987, 6649316, 9973974, 19947948]

約数ペア:

[(1, 19947948), (2, 9973974), (3, 6649316), (4, 4986987), (6, 3324658), (12, 1662329), (19, 1049892), (38, 524946), (57, 349964), (76, 262473), (114, 174982), (228, 87491)]