20131378972

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{6449}}^1\times {\mathrm{18149}}^1$

素因数の和:24645

約数の個数: 24

約数和(自身を含む): 36056790000

約数和(自身を除く): 15925411028

約数列:

[1, 2, 4, 43, 86, 172, 6449, 12898, 18149, 25796, 36298, 72596, 277307, 554614, 780407, 1109228, 1560814, 3121628, 117042901, 234085802, 468171604, 5032844743, 10065689486, 20131378972]

約数ペア:

[(1, 20131378972), (2, 10065689486), (4, 5032844743), (43, 468171604), (86, 234085802), (172, 117042901), (6449, 3121628), (12898, 1560814), (18149, 1109228), (25796, 780407), (36298, 554614), (72596, 277307)]