1285783922

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{638423}}^1$

素因数の和:638497

約数の個数: 16

約数和(自身を含む): 2068493760

約数和(自身を除く): 782709838

約数列:

[1, 2, 19, 38, 53, 106, 1007, 2014, 638423, 1276846, 12130037, 24260074, 33836419, 67672838, 642891961, 1285783922]

約数ペア:

[(1, 1285783922), (2, 642891961), (19, 67672838), (38, 33836419), (53, 24260074), (106, 12130037), (1007, 1276846), (2014, 638423)]