19668675

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{20173}}^1$

素因数の和:20199

約数の個数: 24

約数和(自身を含む): 35022064

約数和(自身を除く): 15353389

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 20173, 60519, 100865, 262249, 302595, 504325, 786747, 1311245, 1512975, 3933735, 6556225, 19668675]

約数ペア:

[(1, 19668675), (3, 6556225), (5, 3933735), (13, 1512975), (15, 1311245), (25, 786747), (39, 504325), (65, 302595), (75, 262249), (195, 100865), (325, 60519), (975, 20173)]