15705424

素因数分解:

$2^4\times 7^1\times {\mathrm{140227}}^1$

素因数の和:140242

約数の個数: 20

約数和(自身を含む): 34776544

約数和(自身を除く): 19071120

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 140227, 280454, 560908, 981589, 1121816, 1963178, 2243632, 3926356, 7852712, 15705424]

約数ペア:

[(1, 15705424), (2, 7852712), (4, 3926356), (7, 2243632), (8, 1963178), (14, 1121816), (16, 981589), (28, 560908), (56, 280454), (112, 140227)]