19370253

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1129}}^1$

素因数の和:1201

約数の個数: 32

約数和(自身を含む): 31820800

約数和(自身を除く): 12450547

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 301, 399, 817, 903, 1129, 2451, 3387, 5719, 7903, 17157, 21451, 23709, 48547, 64353, 145641, 150157, 339829, 450471, 922393, 1019487, 2767179, 6456751, 19370253]

約数ペア:

[(1, 19370253), (3, 6456751), (7, 2767179), (19, 1019487), (21, 922393), (43, 450471), (57, 339829), (129, 150157), (133, 145641), (301, 64353), (399, 48547), (817, 23709), (903, 21451), (1129, 17157), (2451, 7903), (3387, 5719)]