20004361338

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{281}}^1\times {\mathrm{70207}}^1$

素因数の和:70519

約数の個数: 48

約数和(自身を含む): 43477848576

約数和(自身を除く): 23473487238

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 281, 338, 507, 562, 843, 1014, 1686, 3653, 7306, 10959, 21918, 47489, 70207, 94978, 140414, 142467, 210621, 284934, 421242, 912691, 1825382, 2738073, 5476146, 11864983, 19728167, 23729966, 35594949, 39456334, 59184501, 71189898, 118369002, 256466171, 512932342, 769398513, 1538797026, 3334060223, 6668120446, 10002180669, 20004361338]

約数ペア:

[(1, 20004361338), (2, 10002180669), (3, 6668120446), (6, 3334060223), (13, 1538797026), (26, 769398513), (39, 512932342), (78, 256466171), (169, 118369002), (281, 71189898), (338, 59184501), (507, 39456334), (562, 35594949), (843, 23729966), (1014, 19728167), (1686, 11864983), (3653, 5476146), (7306, 2738073), (10959, 1825382), (21918, 912691), (47489, 421242), (70207, 284934), (94978, 210621), (140414, 142467)]