19661934290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1299533}}^1$

素因数の和:1299646

約数の個数: 32

約数和(自身を含む): 37894411440

約数和(自身を除く): 18232477150

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 170, 178, 445, 890, 1513, 3026, 7565, 15130, 1299533, 2599066, 6497665, 12995330, 22092061, 44184122, 110460305, 115658437, 220920610, 231316874, 578292185, 1156584370, 1966193429, 3932386858, 9830967145, 19661934290]

約数ペア:

[(1, 19661934290), (2, 9830967145), (5, 3932386858), (10, 1966193429), (17, 1156584370), (34, 578292185), (85, 231316874), (89, 220920610), (170, 115658437), (178, 110460305), (445, 44184122), (890, 22092061), (1513, 12995330), (3026, 6497665), (7565, 2599066), (15130, 1299533)]