19631274

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{647}}^1$

素因数の和:1054

約数の個数: 32

約数和(自身を含む): 42456960

約数和(自身を除く): 22825686

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 389, 647, 778, 1167, 1294, 1941, 2334, 3882, 5057, 8411, 10114, 15171, 16822, 25233, 30342, 50466, 251683, 503366, 755049, 1510098, 3271879, 6543758, 9815637, 19631274]

約数ペア:

[(1, 19631274), (2, 9815637), (3, 6543758), (6, 3271879), (13, 1510098), (26, 755049), (39, 503366), (78, 251683), (389, 50466), (647, 30342), (778, 25233), (1167, 16822), (1294, 15171), (1941, 10114), (2334, 8411), (3882, 5057)]