20050867053

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{65393}}^1$

素因数の和:65594

約数の個数: 48

約数和(自身を含む): 34385734656

約数和(自身を除く): 14334867603

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 157, 217, 279, 471, 651, 1099, 1413, 1953, 3297, 4867, 9891, 14601, 34069, 43803, 65393, 102207, 196179, 306621, 457751, 588537, 1373253, 2027183, 4119759, 6081549, 10266701, 14190281, 18244647, 30800103, 42570843, 71866907, 92400309, 127712529, 215600721, 318267731, 646802163, 954803193, 2227874117, 2864409579, 6683622351, 20050867053]

約数ペア:

[(1, 20050867053), (3, 6683622351), (7, 2864409579), (9, 2227874117), (21, 954803193), (31, 646802163), (63, 318267731), (93, 215600721), (157, 127712529), (217, 92400309), (279, 71866907), (471, 42570843), (651, 30800103), (1099, 18244647), (1413, 14190281), (1953, 10266701), (3297, 6081549), (4867, 4119759), (9891, 2027183), (14601, 1373253), (34069, 588537), (43803, 457751), (65393, 306621), (102207, 196179)]