2145017008

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{172097}}^1$

素因数の和:172165

約数の個数: 40

約数和(自身を含む): 4481431920

約数和(自身を除く): 2336414912

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1558, 3116, 6232, 12464, 172097, 344194, 688388, 1376776, 2753552, 3269843, 6539686, 7055977, 13079372, 14111954, 26158744, 28223908, 52317488, 56447816, 112895632, 134063563, 268127126, 536254252, 1072508504, 2145017008]

約数ペア:

[(1, 2145017008), (2, 1072508504), (4, 536254252), (8, 268127126), (16, 134063563), (19, 112895632), (38, 56447816), (41, 52317488), (76, 28223908), (82, 26158744), (152, 14111954), (164, 13079372), (304, 7055977), (328, 6539686), (656, 3269843), (779, 2753552), (1558, 1376776), (3116, 688388), (6232, 344194), (12464, 172097)]