18973724

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61603}}^1$

素因数の和:61625

約数の個数: 24

約数和(自身を含む): 41397888

約数和(自身を除く): 22424164

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 61603, 123206, 246412, 431221, 677633, 862442, 1355266, 1724884, 2710532, 4743431, 9486862, 18973724]

約数ペア:

[(1, 18973724), (2, 9486862), (4, 4743431), (7, 2710532), (11, 1724884), (14, 1355266), (22, 862442), (28, 677633), (44, 431221), (77, 246412), (154, 123206), (308, 61603)]