201645554

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{398509}}^1$

素因数の和:398545

約数の個数: 16

約数和(自身を含む): 344312640

約数和(自身を除く): 142667086

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 398509, 797018, 4383599, 8767198, 9165707, 18331414, 100822777, 201645554]

約数ペア:

[(1, 201645554), (2, 100822777), (11, 18331414), (22, 9165707), (23, 8767198), (46, 4383599), (253, 797018), (506, 398509)]