20153068

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{9013}}^1$

素因数の和:9073

約数の個数: 24

約数和(自身を含む): 38868368

約数和(自身を除く): 18715300

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 9013, 18026, 36052, 117169, 234338, 387559, 468676, 775118, 1550236, 5038267, 10076534, 20153068]

約数ペア:

[(1, 20153068), (2, 10076534), (4, 5038267), (13, 1550236), (26, 775118), (43, 468676), (52, 387559), (86, 234338), (172, 117169), (559, 36052), (1118, 18026), (2236, 9013)]