19228900

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{5197}}^1$

素因数の和:5248

約数の個数: 36

約数和(自身を含む): 42862708

約数和(自身を除く): 23633808

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 148, 185, 370, 740, 925, 1850, 3700, 5197, 10394, 20788, 25985, 51970, 103940, 129925, 192289, 259850, 384578, 519700, 769156, 961445, 1922890, 3845780, 4807225, 9614450, 19228900]

約数ペア:

[(1, 19228900), (2, 9614450), (4, 4807225), (5, 3845780), (10, 1922890), (20, 961445), (25, 769156), (37, 519700), (50, 384578), (74, 259850), (100, 192289), (148, 129925), (185, 103940), (370, 51970), (740, 25985), (925, 20788), (1850, 10394), (3700, 5197)]