20218173626

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2131}}^1\times {\mathrm{16529}}^1$

素因数の和:18710

約数の個数: 32

約数和(自身を含む): 35523895680

約数和(自身を除く): 15305722054

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 2131, 4262, 14917, 16529, 29834, 33058, 87371, 115703, 174742, 231406, 611597, 677689, 1223194, 1355378, 4743823, 9487646, 35223299, 70446598, 246563093, 493126186, 1444155259, 2888310518, 10109086813, 20218173626]

約数ペア:

[(1, 20218173626), (2, 10109086813), (7, 2888310518), (14, 1444155259), (41, 493126186), (82, 246563093), (287, 70446598), (574, 35223299), (2131, 9487646), (4262, 4743823), (14917, 1355378), (16529, 1223194), (29834, 677689), (33058, 611597), (87371, 231406), (115703, 174742)]