18894024

素因数分解:

$2^3\times 3^2\times {\mathrm{397}}^1\times {\mathrm{661}}^1$

素因数の和:1070

約数の個数: 48

約数和(自身を含む): 51377820

約数和(自身を除く): 32483796

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 397, 661, 794, 1191, 1322, 1588, 1983, 2382, 2644, 3176, 3573, 3966, 4764, 5288, 5949, 7146, 7932, 9528, 11898, 14292, 15864, 23796, 28584, 47592, 262417, 524834, 787251, 1049668, 1574502, 2099336, 2361753, 3149004, 4723506, 6298008, 9447012, 18894024]

約数ペア:

[(1, 18894024), (2, 9447012), (3, 6298008), (4, 4723506), (6, 3149004), (8, 2361753), (9, 2099336), (12, 1574502), (18, 1049668), (24, 787251), (36, 524834), (72, 262417), (397, 47592), (661, 28584), (794, 23796), (1191, 15864), (1322, 14292), (1588, 11898), (1983, 9528), (2382, 7932), (2644, 7146), (3176, 5949), (3573, 5288), (3966, 4764)]