18776641

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1$

素因数の和:528

約数の個数: 16

約数和(自身を含む): 20966400

約数和(自身を除く): 2189759

約数列:

[1, 13, 47, 79, 389, 611, 1027, 3713, 5057, 18283, 30731, 48269, 237679, 399503, 1444357, 18776641]

約数ペア:

[(1, 18776641), (13, 1444357), (47, 399503), (79, 237679), (389, 48269), (611, 30731), (1027, 18283), (3713, 5057)]