20196918129

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1151}}^1\times {\mathrm{3709}}^1$

素因数の和:4965

約数の個数: 32

約数和(自身を含む): 28720742400

約数和(自身を除く): 8523824271

約数列:

[1, 3, 19, 57, 83, 249, 1151, 1577, 3453, 3709, 4731, 11127, 21869, 65607, 70471, 95533, 211413, 286599, 307847, 923541, 1815127, 4269059, 5445381, 5849093, 12807177, 17547279, 81112121, 243336363, 354331897, 1062995691, 6732306043, 20196918129]

約数ペア:

[(1, 20196918129), (3, 6732306043), (19, 1062995691), (57, 354331897), (83, 243336363), (249, 81112121), (1151, 17547279), (1577, 12807177), (3453, 5849093), (3709, 5445381), (4731, 4269059), (11127, 1815127), (21869, 923541), (65607, 307847), (70471, 286599), (95533, 211413)]