20011026

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{911}}^1$

素因数の和:1446

約数の個数: 32

約数和(自身を含む): 45877248

約数和(自身を除く): 25866222

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 523, 911, 1046, 1569, 1822, 2733, 3138, 3661, 5466, 6377, 7322, 10983, 12754, 19131, 21966, 38262, 476453, 952906, 1429359, 2858718, 3335171, 6670342, 10005513, 20011026]

約数ペア:

[(1, 20011026), (2, 10005513), (3, 6670342), (6, 3335171), (7, 2858718), (14, 1429359), (21, 952906), (42, 476453), (523, 38262), (911, 21966), (1046, 19131), (1569, 12754), (1822, 10983), (2733, 7322), (3138, 6377), (3661, 5466)]