320419952

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1054013}}^1$

素因数の和:1054040

約数の個数: 20

約数和(自身を含む): 653488680

約数和(自身を除く): 333068728

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1054013, 2108026, 4216052, 8432104, 16864208, 20026247, 40052494, 80104988, 160209976, 320419952]

約数ペア:

[(1, 320419952), (2, 160209976), (4, 80104988), (8, 40052494), (16, 20026247), (19, 16864208), (38, 8432104), (76, 4216052), (152, 2108026), (304, 1054013)]