20274384

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{32491}}^1$

素因数の和:32515

約数の個数: 40

約数和(自身を含む): 56406112

約数和(自身を除く): 36131728

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 32491, 64982, 97473, 129964, 194946, 259928, 389892, 422383, 519856, 779784, 844766, 1267149, 1559568, 1689532, 2534298, 3379064, 5068596, 6758128, 10137192, 20274384]

約数ペア:

[(1, 20274384), (2, 10137192), (3, 6758128), (4, 5068596), (6, 3379064), (8, 2534298), (12, 1689532), (13, 1559568), (16, 1267149), (24, 844766), (26, 779784), (39, 519856), (48, 422383), (52, 389892), (78, 259928), (104, 194946), (156, 129964), (208, 97473), (312, 64982), (624, 32491)]