18526638

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{449}}^1$

素因数の和:513

約数の個数: 48

約数和(自身を含む): 41806800

約数和(自身を除く): 23280162

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 449, 529, 598, 897, 898, 1058, 1347, 1587, 1794, 2694, 3174, 5837, 6877, 10327, 11674, 13754, 17511, 20631, 20654, 30981, 35022, 41262, 61962, 134251, 237521, 268502, 402753, 475042, 712563, 805506, 1425126, 3087773, 6175546, 9263319, 18526638]

約数ペア:

[(1, 18526638), (2, 9263319), (3, 6175546), (6, 3087773), (13, 1425126), (23, 805506), (26, 712563), (39, 475042), (46, 402753), (69, 268502), (78, 237521), (138, 134251), (299, 61962), (449, 41262), (529, 35022), (598, 30981), (897, 20654), (898, 20631), (1058, 17511), (1347, 13754), (1587, 11674), (1794, 10327), (2694, 6877), (3174, 5837)]