20257026

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 41368320

約数和(自身を除く): 21111294

約数列:

[1, 2, 3, 6, 107, 139, 214, 227, 278, 321, 417, 454, 642, 681, 834, 1362, 14873, 24289, 29746, 31553, 44619, 48578, 63106, 72867, 89238, 94659, 145734, 189318, 3376171, 6752342, 10128513, 20257026]

約数ペア:

[(1, 20257026), (2, 10128513), (3, 6752342), (6, 3376171), (107, 189318), (139, 145734), (214, 94659), (227, 89238), (278, 72867), (321, 63106), (417, 48578), (454, 44619), (642, 31553), (681, 29746), (834, 24289), (1362, 14873)]