18715672730

素因数分解:

$2^1\times 5^1\times {\mathrm{85021}}^1\times {\mathrm{22013}}^1$

素因数の和:107041

約数の個数: 16

約数和(自身を含む): 33690137544

約数和(自身を除く): 14974464814

約数列:

[1, 2, 5, 10, 22013, 44026, 85021, 110065, 170042, 220130, 425105, 850210, 1871567273, 3743134546, 9357836365, 18715672730]

約数ペア:

[(1, 18715672730), (2, 9357836365), (5, 3743134546), (10, 1871567273), (22013, 850210), (44026, 425105), (85021, 220130), (110065, 170042)]