18531142

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:364

約数の個数: 32

約数和(自身を含む): 32707584

約数和(自身を除く): 14176442

約数列:

[1, 2, 7, 14, 71, 103, 142, 181, 206, 362, 497, 721, 994, 1267, 1442, 2534, 7313, 12851, 14626, 18643, 25702, 37286, 51191, 89957, 102382, 130501, 179914, 261002, 1323653, 2647306, 9265571, 18531142]

約数ペア:

[(1, 18531142), (2, 9265571), (7, 2647306), (14, 1323653), (71, 261002), (103, 179914), (142, 130501), (181, 102382), (206, 89957), (362, 51191), (497, 37286), (721, 25702), (994, 18643), (1267, 14626), (1442, 12851), (2534, 7313)]