20512202061

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{35363}}^1$

素因数の和:35625

約数の個数: 32

約数和(自身を含む): 29943406080

約数和(自身を除く): 9431204019

約数列:

[1, 3, 13, 39, 107, 139, 321, 417, 1391, 1807, 4173, 5421, 14873, 35363, 44619, 106089, 193349, 459719, 580047, 1379157, 3783841, 4915457, 11351523, 14746371, 49189933, 63900941, 147569799, 191702823, 525953899, 1577861697, 6837400687, 20512202061]

約数ペア:

[(1, 20512202061), (3, 6837400687), (13, 1577861697), (39, 525953899), (107, 191702823), (139, 147569799), (321, 63900941), (417, 49189933), (1391, 14746371), (1807, 11351523), (4173, 4915457), (5421, 3783841), (14873, 1379157), (35363, 580047), (44619, 459719), (106089, 193349)]