19545610

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{353}}^1$

素因数の和:487

約数の個数: 48

約数和(自身を含む): 41405256

約数和(自身を除く): 21859646

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 113, 226, 245, 353, 490, 565, 706, 791, 1130, 1582, 1765, 2471, 3530, 3955, 4942, 5537, 7910, 11074, 12355, 17297, 24710, 27685, 34594, 39889, 55370, 79778, 86485, 172970, 199445, 279223, 398890, 558446, 1396115, 1954561, 2792230, 3909122, 9772805, 19545610]

約数ペア:

[(1, 19545610), (2, 9772805), (5, 3909122), (7, 2792230), (10, 1954561), (14, 1396115), (35, 558446), (49, 398890), (70, 279223), (98, 199445), (113, 172970), (226, 86485), (245, 79778), (353, 55370), (490, 39889), (565, 34594), (706, 27685), (791, 24710), (1130, 17297), (1582, 12355), (1765, 11074), (2471, 7910), (3530, 5537), (3955, 4942)]