19469320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37441}}^1$

素因数の和:37465

約数の個数: 32

約数和(自身を含む): 47176920

約数和(自身を除く): 27707600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 37441, 74882, 149764, 187205, 299528, 374410, 486733, 748820, 973466, 1497640, 1946932, 2433665, 3893864, 4867330, 9734660, 19469320]

約数ペア:

[(1, 19469320), (2, 9734660), (4, 4867330), (5, 3893864), (8, 2433665), (10, 1946932), (13, 1497640), (20, 973466), (26, 748820), (40, 486733), (52, 374410), (65, 299528), (104, 187205), (130, 149764), (260, 74882), (520, 37441)]