17985590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13523}}^1$

素因数の和:13556

約数の個数: 32

約数和(自身を含む): 38949120

約数和(自身を除く): 20963530

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 13523, 27046, 67615, 94661, 135230, 189322, 256937, 473305, 513874, 946610, 1284685, 1798559, 2569370, 3597118, 8992795, 17985590]

約数ペア:

[(1, 17985590), (2, 8992795), (5, 3597118), (7, 2569370), (10, 1798559), (14, 1284685), (19, 946610), (35, 513874), (38, 473305), (70, 256937), (95, 189322), (133, 135230), (190, 94661), (266, 67615), (665, 27046), (1330, 13523)]