18701354

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{457}}^1$

素因数の和:582

約数の個数: 32

約数和(自身を含む): 33415680

約数和(自身を除く): 14714326

約数列:

[1, 2, 7, 14, 37, 74, 79, 158, 259, 457, 518, 553, 914, 1106, 2923, 3199, 5846, 6398, 16909, 20461, 33818, 36103, 40922, 72206, 118363, 236726, 252721, 505442, 1335811, 2671622, 9350677, 18701354]

約数ペア:

[(1, 18701354), (2, 9350677), (7, 2671622), (14, 1335811), (37, 505442), (74, 252721), (79, 236726), (158, 118363), (259, 72206), (457, 40922), (518, 36103), (553, 33818), (914, 20461), (1106, 16909), (2923, 6398), (3199, 5846)]