20867328

素因数分解:

$2^8\times 3^3\times {\mathrm{3019}}^1$

素因数の和:3044

約数の個数: 72

約数和(自身を含む): 61728800

約数和(自身を除く): 40861472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 384, 432, 576, 768, 864, 1152, 1728, 2304, 3019, 3456, 6038, 6912, 9057, 12076, 18114, 24152, 27171, 36228, 48304, 54342, 72456, 81513, 96608, 108684, 144912, 163026, 193216, 217368, 289824, 326052, 386432, 434736, 579648, 652104, 772864, 869472, 1159296, 1304208, 1738944, 2318592, 2608416, 3477888, 5216832, 6955776, 10433664, 20867328]

約数ペア:

[(1, 20867328), (2, 10433664), (3, 6955776), (4, 5216832), (6, 3477888), (8, 2608416), (9, 2318592), (12, 1738944), (16, 1304208), (18, 1159296), (24, 869472), (27, 772864), (32, 652104), (36, 579648), (48, 434736), (54, 386432), (64, 326052), (72, 289824), (96, 217368), (108, 193216), (128, 163026), (144, 144912), (192, 108684), (216, 96608), (256, 81513), (288, 72456), (384, 54342), (432, 48304), (576, 36228), (768, 27171), (864, 24152), (1152, 18114), (1728, 12076), (2304, 9057), (3019, 6912), (3456, 6038)]