20149493042

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{27155651}}^1$

素因数の和:27155713

約数の個数: 16

約数和(自身を含む): 35193724992

約数和(自身を除く): 15044231950

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 27155651, 54311302, 190089557, 380179114, 1439249503, 2878499006, 10074746521, 20149493042]

約数ペア:

[(1, 20149493042), (2, 10074746521), (7, 2878499006), (14, 1439249503), (53, 380179114), (106, 190089557), (371, 54311302), (742, 27155651)]