19303978

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1\times {\mathrm{677}}^1$

素因数の和:1001

約数の個数: 16

約数和(自身を含む): 29655720

約数和(自身を除く): 10351742

約数列:

[1, 2, 53, 106, 269, 538, 677, 1354, 14257, 28514, 35881, 71762, 182113, 364226, 9651989, 19303978]

約数ペア:

[(1, 19303978), (2, 9651989), (53, 364226), (106, 182113), (269, 71762), (538, 35881), (677, 28514), (1354, 14257)]