20713576

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1319}}^1$

素因数の和:1489

約数の個数: 32

約数和(自身を含む): 42134400

約数和(自身を除く): 21420824

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 151, 302, 604, 1208, 1319, 1963, 2638, 3926, 5276, 7852, 10552, 15704, 17147, 34294, 68588, 137176, 199169, 398338, 796676, 1593352, 2589197, 5178394, 10356788, 20713576]

約数ペア:

[(1, 20713576), (2, 10356788), (4, 5178394), (8, 2589197), (13, 1593352), (26, 796676), (52, 398338), (104, 199169), (151, 137176), (302, 68588), (604, 34294), (1208, 17147), (1319, 15704), (1963, 10552), (2638, 7852), (3926, 5276)]