20090139502

素因数分解:

$2^1\times {\mathrm{173}}^1\times {\mathrm{2239}}^1\times {\mathrm{25933}}^1$

素因数の和:28347

約数の個数: 16

約数和(自身を含む): 30324107520

約数和(自身を除く): 10233968018

約数列:

[1, 2, 173, 346, 2239, 4478, 25933, 51866, 387347, 774694, 4486409, 8972818, 58063987, 116127974, 10045069751, 20090139502]

約数ペア:

[(1, 20090139502), (2, 10045069751), (173, 116127974), (346, 58063987), (2239, 8972818), (4478, 4486409), (25933, 774694), (51866, 387347)]