20917926

素因数分解:

$2^1\times 3^6\times {\mathrm{14347}}^1$

素因数の和:14367

約数の個数: 28

約数和(自身を含む): 47047092

約数和(自身を除く): 26129166

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 14347, 28694, 43041, 86082, 129123, 258246, 387369, 774738, 1162107, 2324214, 3486321, 6972642, 10458963, 20917926]

約数ペア:

[(1, 20917926), (2, 10458963), (3, 6972642), (6, 3486321), (9, 2324214), (18, 1162107), (27, 774738), (54, 387369), (81, 258246), (162, 129123), (243, 86082), (486, 43041), (729, 28694), (1458, 14347)]