20074969845

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{887}}^1\times {\mathrm{71849}}^1$

素因数の和:72754

約数の個数: 48

約数和(自身を含む): 39812947200

約数和(自身を除く): 19737977355

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 887, 2661, 4435, 6209, 7983, 13305, 18627, 31045, 39915, 55881, 71849, 93135, 215547, 279405, 359245, 502943, 646641, 1077735, 1508829, 2514715, 3233205, 4526487, 7544145, 22632435, 63730063, 191190189, 318650315, 446110441, 573570567, 955950945, 1338331323, 2230552205, 2867852835, 4014993969, 6691656615, 20074969845]

約数ペア:

[(1, 20074969845), (3, 6691656615), (5, 4014993969), (7, 2867852835), (9, 2230552205), (15, 1338331323), (21, 955950945), (35, 573570567), (45, 446110441), (63, 318650315), (105, 191190189), (315, 63730063), (887, 22632435), (2661, 7544145), (4435, 4526487), (6209, 3233205), (7983, 2514715), (13305, 1508829), (18627, 1077735), (31045, 646641), (39915, 502943), (55881, 359245), (71849, 279405), (93135, 215547)]