20423360278

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{659}}^1\times {\mathrm{39631}}^1$

素因数の和:40332

約数の個数: 32

約数和(自身を含む): 33899627520

約数和(自身を除く): 13476267242

約数列:

[1, 2, 17, 23, 34, 46, 391, 659, 782, 1318, 11203, 15157, 22406, 30314, 39631, 79262, 257669, 515338, 673727, 911513, 1347454, 1823026, 15495721, 26116829, 30991442, 52233658, 443986093, 600687067, 887972186, 1201374134, 10211680139, 20423360278]

約数ペア:

[(1, 20423360278), (2, 10211680139), (17, 1201374134), (23, 887972186), (34, 600687067), (46, 443986093), (391, 52233658), (659, 30991442), (782, 26116829), (1318, 15495721), (11203, 1823026), (15157, 1347454), (22406, 911513), (30314, 673727), (39631, 515338), (79262, 257669)]