20081664

素因数分解:

$2^{10}\times 3^2\times {\mathrm{2179}}^1$

素因数の和:2205

約数の個数: 66

約数和(自身を含む): 58011980

約数和(自身を除く): 37930316

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1024, 1152, 1536, 2179, 2304, 3072, 4358, 4608, 6537, 8716, 9216, 13074, 17432, 19611, 26148, 34864, 39222, 52296, 69728, 78444, 104592, 139456, 156888, 209184, 278912, 313776, 418368, 557824, 627552, 836736, 1115648, 1255104, 1673472, 2231296, 2510208, 3346944, 5020416, 6693888, 10040832, 20081664]

約数ペア:

[(1, 20081664), (2, 10040832), (3, 6693888), (4, 5020416), (6, 3346944), (8, 2510208), (9, 2231296), (12, 1673472), (16, 1255104), (18, 1115648), (24, 836736), (32, 627552), (36, 557824), (48, 418368), (64, 313776), (72, 278912), (96, 209184), (128, 156888), (144, 139456), (192, 104592), (256, 78444), (288, 69728), (384, 52296), (512, 39222), (576, 34864), (768, 26148), (1024, 19611), (1152, 17432), (1536, 13074), (2179, 9216), (2304, 8716), (3072, 6537), (4358, 4608)]