18986781670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{492013}}^1$

素因数の和:492264

約数の個数: 32

約数和(自身を含む): 36346058208

約数和(自身を除く): 17359276538

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 227, 454, 1135, 2270, 3859, 7718, 19295, 38590, 492013, 984026, 2460065, 4920130, 8364221, 16728442, 41821105, 83642210, 111686951, 223373902, 558434755, 1116869510, 1898678167, 3797356334, 9493390835, 18986781670]

約数ペア:

[(1, 18986781670), (2, 9493390835), (5, 3797356334), (10, 1898678167), (17, 1116869510), (34, 558434755), (85, 223373902), (170, 111686951), (227, 83642210), (454, 41821105), (1135, 16728442), (2270, 8364221), (3859, 4920130), (7718, 2460065), (19295, 984026), (38590, 492013)]