20124654896

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{1151}}^1\times {\mathrm{35251}}^1$

素因数の和:36441

約数の個数: 40

約数和(自身を含む): 40285421568

約数和(自身を除く): 20160766672

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 1151, 2302, 4604, 9208, 18416, 35251, 35681, 70502, 71362, 141004, 142724, 282008, 285448, 564016, 570896, 1092781, 2185562, 4371124, 8742248, 17484496, 40573901, 81147802, 162295604, 324591208, 649182416, 1257790931, 2515581862, 5031163724, 10062327448, 20124654896]

約数ペア:

[(1, 20124654896), (2, 10062327448), (4, 5031163724), (8, 2515581862), (16, 1257790931), (31, 649182416), (62, 324591208), (124, 162295604), (248, 81147802), (496, 40573901), (1151, 17484496), (2302, 8742248), (4604, 4371124), (9208, 2185562), (18416, 1092781), (35251, 570896), (35681, 564016), (70502, 285448), (71362, 282008), (141004, 142724)]