18677836

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{4637}}^1$

素因数の和:4713

約数の個数: 24

約数和(自身を含む): 35063280

約数和(自身を除く): 16385444

約数列:

[1, 2, 4, 19, 38, 53, 76, 106, 212, 1007, 2014, 4028, 4637, 9274, 18548, 88103, 176206, 245761, 352412, 491522, 983044, 4669459, 9338918, 18677836]

約数ペア:

[(1, 18677836), (2, 9338918), (4, 4669459), (19, 983044), (38, 491522), (53, 352412), (76, 245761), (106, 176206), (212, 88103), (1007, 18548), (2014, 9274), (4028, 4637)]