2001906910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1\times {\mathrm{26227}}^1$

素因数の和:26700

約数の個数: 32

約数和(自身を含む): 3824042400

約数和(自身を除く): 1822135490

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 449, 898, 2245, 4490, 7633, 15266, 26227, 38165, 52454, 76330, 131135, 262270, 445859, 891718, 2229295, 4458590, 11775923, 23551846, 58879615, 117759230, 200190691, 400381382, 1000953455, 2001906910]

約数ペア:

[(1, 2001906910), (2, 1000953455), (5, 400381382), (10, 200190691), (17, 117759230), (34, 58879615), (85, 23551846), (170, 11775923), (449, 4458590), (898, 2229295), (2245, 891718), (4490, 445859), (7633, 262270), (15266, 131135), (26227, 76330), (38165, 52454)]