20180525295

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{1187}}^1\times {\mathrm{23131}}^1$

素因数の和:24340

約数の個数: 48

約数和(自身を含む): 37593756288

約数和(自身を除く): 17413230993

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 1187, 3561, 5935, 8309, 17805, 23131, 24927, 41545, 58163, 69393, 115655, 124635, 161917, 174489, 290815, 346965, 485751, 809585, 872445, 1133419, 2428755, 3400257, 5667095, 17001285, 27456497, 82369491, 137282485, 192195479, 411847455, 576586437, 960977395, 1345368353, 2882932185, 4036105059, 6726841765, 20180525295]

約数ペア:

[(1, 20180525295), (3, 6726841765), (5, 4036105059), (7, 2882932185), (15, 1345368353), (21, 960977395), (35, 576586437), (49, 411847455), (105, 192195479), (147, 137282485), (245, 82369491), (735, 27456497), (1187, 17001285), (3561, 5667095), (5935, 3400257), (8309, 2428755), (17805, 1133419), (23131, 872445), (24927, 809585), (41545, 485751), (58163, 346965), (69393, 290815), (115655, 174489), (124635, 161917)]