201998330

素因数分解:

$2^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{31513}}^1$

素因数の和:32161

約数の個数: 16

約数和(自身を含む): 364175784

約数和(自身を除く): 162177454

約数列:

[1, 2, 5, 10, 641, 1282, 3205, 6410, 31513, 63026, 157565, 315130, 20199833, 40399666, 100999165, 201998330]

約数ペア:

[(1, 201998330), (2, 100999165), (5, 40399666), (10, 20199833), (641, 315130), (1282, 157565), (3205, 63026), (6410, 31513)]