19741589

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{983}}^1$

素因数の和:1160

約数の個数: 16

約数和(自身を含む): 23930880

約数和(自身を除く): 4189291

約数列:

[1, 7, 19, 133, 151, 983, 1057, 2869, 6881, 18677, 20083, 130739, 148433, 1039031, 2820227, 19741589]

約数ペア:

[(1, 19741589), (7, 2820227), (19, 1039031), (133, 148433), (151, 130739), (983, 20083), (1057, 18677), (2869, 6881)]