20871806208

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^1\times {\mathrm{2470621}}^1$

素因数の和:2470651

約数の個数: 72

約数和(自身を含む): 60599416416

約数和(自身を除く): 39727610208

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 128, 132, 176, 192, 256, 264, 352, 384, 528, 704, 768, 1056, 1408, 2112, 2816, 4224, 8448, 2470621, 4941242, 7411863, 9882484, 14823726, 19764968, 27176831, 29647452, 39529936, 54353662, 59294904, 79059872, 81530493, 108707324, 118589808, 158119744, 163060986, 217414648, 237179616, 316239488, 326121972, 434829296, 474359232, 632478976, 652243944, 869658592, 948718464, 1304487888, 1739317184, 1897436928, 2608975776, 3478634368, 5217951552, 6957268736, 10435903104, 20871806208]

約数ペア:

[(1, 20871806208), (2, 10435903104), (3, 6957268736), (4, 5217951552), (6, 3478634368), (8, 2608975776), (11, 1897436928), (12, 1739317184), (16, 1304487888), (22, 948718464), (24, 869658592), (32, 652243944), (33, 632478976), (44, 474359232), (48, 434829296), (64, 326121972), (66, 316239488), (88, 237179616), (96, 217414648), (128, 163060986), (132, 158119744), (176, 118589808), (192, 108707324), (256, 81530493), (264, 79059872), (352, 59294904), (384, 54353662), (528, 39529936), (704, 29647452), (768, 27176831), (1056, 19764968), (1408, 14823726), (2112, 9882484), (2816, 7411863), (4224, 4941242), (8448, 2470621)]