20349494

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{547}}^1$

素因数の和:668

約数の個数: 32

約数和(自身を含む): 35510400

約数和(自身を除く): 15160906

約数列:

[1, 2, 11, 19, 22, 38, 89, 178, 209, 418, 547, 979, 1094, 1691, 1958, 3382, 6017, 10393, 12034, 18601, 20786, 37202, 48683, 97366, 114323, 228646, 535513, 924977, 1071026, 1849954, 10174747, 20349494]

約数ペア:

[(1, 20349494), (2, 10174747), (11, 1849954), (19, 1071026), (22, 924977), (38, 535513), (89, 228646), (178, 114323), (209, 97366), (418, 48683), (547, 37202), (979, 20786), (1094, 18601), (1691, 12034), (1958, 10393), (3382, 6017)]