20106135945

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{2503}}^1\times {\mathrm{3643}}^1$

素因数の和:6171

約数の個数: 72

約数和(自身を含む): 40567864896

約数和(自身を除く): 20461728951

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 2503, 3643, 7509, 10929, 12515, 17521, 18215, 22527, 25501, 32787, 37545, 52563, 54645, 76503, 87605, 112635, 122647, 127505, 157689, 163935, 178507, 229509, 262815, 367941, 382515, 535521, 613235, 788445, 892535, 1103823, 1147545, 1606563, 1839705, 2677605, 5519115, 8032815, 9118429, 27355287, 45592145, 63829003, 82065861, 136776435, 191487009, 319145015, 410329305, 446803021, 574461027, 957435045, 1340409063, 2234015105, 2872305135, 4021227189, 6702045315, 20106135945]

約数ペア:

[(1, 20106135945), (3, 6702045315), (5, 4021227189), (7, 2872305135), (9, 2234015105), (15, 1340409063), (21, 957435045), (35, 574461027), (45, 446803021), (49, 410329305), (63, 319145015), (105, 191487009), (147, 136776435), (245, 82065861), (315, 63829003), (441, 45592145), (735, 27355287), (2205, 9118429), (2503, 8032815), (3643, 5519115), (7509, 2677605), (10929, 1839705), (12515, 1606563), (17521, 1147545), (18215, 1103823), (22527, 892535), (25501, 788445), (32787, 613235), (37545, 535521), (52563, 382515), (54645, 367941), (76503, 262815), (87605, 229509), (112635, 178507), (122647, 163935), (127505, 157689)]