20166802516

素因数分解:

$2^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{643}}^1\times {\mathrm{5023}}^1$

素因数の和:5900

約数の個数: 48

約数和(自身を含む): 40585560064

約数和(自身を除く): 20418757548

約数列:

[1, 2, 4, 7, 14, 28, 223, 446, 643, 892, 1286, 1561, 2572, 3122, 4501, 5023, 6244, 9002, 10046, 18004, 20092, 35161, 70322, 140644, 143389, 286778, 573556, 1003723, 1120129, 2007446, 2240258, 3229789, 4014892, 4480516, 6459578, 7840903, 12919156, 15681806, 22608523, 31363612, 45217046, 90434092, 720242947, 1440485894, 2880971788, 5041700629, 10083401258, 20166802516]

約数ペア:

[(1, 20166802516), (2, 10083401258), (4, 5041700629), (7, 2880971788), (14, 1440485894), (28, 720242947), (223, 90434092), (446, 45217046), (643, 31363612), (892, 22608523), (1286, 15681806), (1561, 12919156), (2572, 7840903), (3122, 6459578), (4501, 4480516), (5023, 4014892), (6244, 3229789), (9002, 2240258), (10046, 2007446), (18004, 1120129), (20092, 1003723), (35161, 573556), (70322, 286778), (140644, 143389)]