20676868563

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{1230107}}^1$

素因数の和:1230554

約数の個数: 16

約数和(自身を含む): 29758772736

約数和(自身を除く): 9081904173

約数列:

[1, 3, 13, 39, 431, 1293, 5603, 16809, 1230107, 3690321, 15991391, 47974173, 530176117, 1590528351, 6892289521, 20676868563]

約数ペア:

[(1, 20676868563), (3, 6892289521), (13, 1590528351), (39, 530176117), (431, 47974173), (1293, 15991391), (5603, 3690321), (16809, 1230107)]