19975530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{2141}}^1$

素因数の和:2462

約数の個数: 32

約数和(自身を含む): 48117888

約数和(自身を除く): 28142358

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 311, 622, 933, 1555, 1866, 2141, 3110, 4282, 4665, 6423, 9330, 10705, 12846, 21410, 32115, 64230, 665851, 1331702, 1997553, 3329255, 3995106, 6658510, 9987765, 19975530]

約数ペア:

[(1, 19975530), (2, 9987765), (3, 6658510), (5, 3995106), (6, 3329255), (10, 1997553), (15, 1331702), (30, 665851), (311, 64230), (622, 32115), (933, 21410), (1555, 12846), (1866, 10705), (2141, 9330), (3110, 6423), (4282, 4665)]