18539738

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{5113}}^1$

素因数の和:5166

約数の個数: 24

約数和(自身を含む): 33230772

約数和(自身を除く): 14691034

約数列:

[1, 2, 7, 14, 37, 49, 74, 98, 259, 518, 1813, 3626, 5113, 10226, 35791, 71582, 189181, 250537, 378362, 501074, 1324267, 2648534, 9269869, 18539738]

約数ペア:

[(1, 18539738), (2, 9269869), (7, 2648534), (14, 1324267), (37, 501074), (49, 378362), (74, 250537), (98, 189181), (259, 71582), (518, 35791), (1813, 10226), (3626, 5113)]