18227736

素因数分解:

$2^3\times 3^2\times {\mathrm{383}}^1\times {\mathrm{661}}^1$

素因数の和:1056

約数の個数: 48

約数和(自身を含む): 49570560

約数和(自身を除く): 31342824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 383, 661, 766, 1149, 1322, 1532, 1983, 2298, 2644, 3064, 3447, 3966, 4596, 5288, 5949, 6894, 7932, 9192, 11898, 13788, 15864, 23796, 27576, 47592, 253163, 506326, 759489, 1012652, 1518978, 2025304, 2278467, 3037956, 4556934, 6075912, 9113868, 18227736]

約数ペア:

[(1, 18227736), (2, 9113868), (3, 6075912), (4, 4556934), (6, 3037956), (8, 2278467), (9, 2025304), (12, 1518978), (18, 1012652), (24, 759489), (36, 506326), (72, 253163), (383, 47592), (661, 27576), (766, 23796), (1149, 15864), (1322, 13788), (1532, 11898), (1983, 9192), (2298, 7932), (2644, 6894), (3064, 5949), (3447, 5288), (3966, 4596)]