481831792

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{121921}}^1$

素因数の和:121961

約数の個数: 40

約数和(自身を含む): 1058282960

約数和(自身を除く): 576451168

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 121921, 243842, 487684, 975368, 1584973, 1950736, 2316499, 3169946, 4632998, 6339892, 9265996, 12679784, 18531992, 25359568, 30114487, 37063984, 60228974, 120457948, 240915896, 481831792]

約数ペア:

[(1, 481831792), (2, 240915896), (4, 120457948), (8, 60228974), (13, 37063984), (16, 30114487), (19, 25359568), (26, 18531992), (38, 12679784), (52, 9265996), (76, 6339892), (104, 4632998), (152, 3169946), (208, 2316499), (247, 1950736), (304, 1584973), (494, 975368), (988, 487684), (1976, 243842), (3952, 121921)]