19145836

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{709}}^1$

素因数の和:913

約数の個数: 24

約数和(自身を含む): 34551440

約数和(自身を除く): 15405604

約数列:

[1, 2, 4, 43, 86, 157, 172, 314, 628, 709, 1418, 2836, 6751, 13502, 27004, 30487, 60974, 111313, 121948, 222626, 445252, 4786459, 9572918, 19145836]

約数ペア:

[(1, 19145836), (2, 9572918), (4, 4786459), (43, 445252), (86, 222626), (157, 121948), (172, 111313), (314, 60974), (628, 30487), (709, 27004), (1418, 13502), (2836, 6751)]