18741636

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{12107}}^1$

素因数の和:12160

約数の個数: 36

約数和(自身を含む): 48480432

約数和(自身を除く): 29738796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 12107, 24214, 36321, 48428, 72642, 108963, 145284, 217926, 435852, 520601, 1041202, 1561803, 2082404, 3123606, 4685409, 6247212, 9370818, 18741636]

約数ペア:

[(1, 18741636), (2, 9370818), (3, 6247212), (4, 4685409), (6, 3123606), (9, 2082404), (12, 1561803), (18, 1041202), (36, 520601), (43, 435852), (86, 217926), (129, 145284), (172, 108963), (258, 72642), (387, 48428), (516, 36321), (774, 24214), (1548, 12107)]