18971663038

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1\times {\mathrm{567097}}^1$

素因数の和:567531

約数の個数: 16

約数和(自身を含む): 29194205040

約数和(自身を除く): 10222542002

約数列:

[1, 2, 43, 86, 389, 778, 16727, 33454, 567097, 1134194, 24385171, 48770342, 220600733, 441201466, 9485831519, 18971663038]

約数ペア:

[(1, 18971663038), (2, 9485831519), (43, 441201466), (86, 220600733), (389, 48770342), (778, 24385171), (16727, 1134194), (33454, 567097)]