19228980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{320483}}^1$

素因数の和:320495

約数の個数: 24

約数和(自身を含む): 53841312

約数和(自身を除く): 34612332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 320483, 640966, 961449, 1281932, 1602415, 1922898, 3204830, 3845796, 4807245, 6409660, 9614490, 19228980]

約数ペア:

[(1, 19228980), (2, 9614490), (3, 6409660), (4, 4807245), (5, 3845796), (6, 3204830), (10, 1922898), (12, 1602415), (15, 1281932), (20, 961449), (30, 640966), (60, 320483)]