20693638

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{167}}^2$

素因数の和:396

約数の個数: 24

約数和(自身を含む): 36361872

約数和(自身を除く): 15668234

約数列:

[1, 2, 7, 14, 53, 106, 167, 334, 371, 742, 1169, 2338, 8851, 17702, 27889, 55778, 61957, 123914, 195223, 390446, 1478117, 2956234, 10346819, 20693638]

約数ペア:

[(1, 20693638), (2, 10346819), (7, 2956234), (14, 1478117), (53, 390446), (106, 195223), (167, 123914), (334, 61957), (371, 55778), (742, 27889), (1169, 17702), (2338, 8851)]