19005286587

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1\times {\mathrm{78241}}^1$

素因数の和:78563

約数の個数: 32

約数和(自身を含む): 29744478720

約数和(自身を除く): 10739192133

約数列:

[1, 3, 7, 21, 43, 129, 269, 301, 807, 903, 1883, 5649, 11567, 34701, 78241, 80969, 234723, 242907, 547687, 1643061, 3364363, 10093089, 21046829, 23550541, 63140487, 70651623, 147327803, 441983409, 905013647, 2715040941, 6335095529, 19005286587]

約数ペア:

[(1, 19005286587), (3, 6335095529), (7, 2715040941), (21, 905013647), (43, 441983409), (129, 147327803), (269, 70651623), (301, 63140487), (807, 23550541), (903, 21046829), (1883, 10093089), (5649, 3364363), (11567, 1643061), (34701, 547687), (78241, 242907), (80969, 234723)]