66883838

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{251443}}^1$

素因数の和:251471

約数の個数: 16

約数和(自身を含む): 120693120

約数和(自身を除く): 53809282

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 251443, 502886, 1760101, 3520202, 4777417, 9554834, 33441919, 66883838]

約数ペア:

[(1, 66883838), (2, 33441919), (7, 9554834), (14, 4777417), (19, 3520202), (38, 1760101), (133, 502886), (266, 251443)]