19339900

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{5227}}^1$

素因数の和:5278

約数の個数: 36

約数和(自身を含む): 43110088

約数和(自身を除く): 23770188

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 148, 185, 370, 740, 925, 1850, 3700, 5227, 10454, 20908, 26135, 52270, 104540, 130675, 193399, 261350, 386798, 522700, 773596, 966995, 1933990, 3867980, 4834975, 9669950, 19339900]

約数ペア:

[(1, 19339900), (2, 9669950), (4, 4834975), (5, 3867980), (10, 1933990), (20, 966995), (25, 773596), (37, 522700), (50, 386798), (74, 261350), (100, 193399), (148, 130675), (185, 104540), (370, 52270), (740, 26135), (925, 20908), (1850, 10454), (3700, 5227)]