19876620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{331277}}^1$

素因数の和:331289

約数の個数: 24

約数和(自身を含む): 55654704

約数和(自身を除く): 35778084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 331277, 662554, 993831, 1325108, 1656385, 1987662, 3312770, 3975324, 4969155, 6625540, 9938310, 19876620]

約数ペア:

[(1, 19876620), (2, 9938310), (3, 6625540), (4, 4969155), (5, 3975324), (6, 3312770), (10, 1987662), (12, 1656385), (15, 1325108), (20, 993831), (30, 662554), (60, 331277)]