20356934

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{4987}}^1$

素因数の和:5159

約数の個数: 16

約数和(自身を含む): 33100368

約数和(自身を除く): 12743434

約数列:

[1, 2, 13, 26, 157, 314, 2041, 4082, 4987, 9974, 64831, 129662, 782959, 1565918, 10178467, 20356934]

約数ペア:

[(1, 20356934), (2, 10178467), (13, 1565918), (26, 782959), (157, 129662), (314, 64831), (2041, 9974), (4082, 4987)]