20212687070

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47006249}}^1$

素因数の和:47006299

約数の個数: 16

約数和(自身を含む): 37228950000

約数和(自身を除く): 17016262930

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 47006249, 94012498, 235031245, 470062490, 2021268707, 4042537414, 10106343535, 20212687070]

約数ペア:

[(1, 20212687070), (2, 10106343535), (5, 4042537414), (10, 2021268707), (43, 470062490), (86, 235031245), (215, 94012498), (430, 47006249)]