20201996308

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{118409}}^1$

素因数の和:118636

約数の個数: 48

約数和(自身を含む): 40521796560

約数和(自身を除く): 20319800252

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 193, 221, 386, 442, 772, 884, 2509, 3281, 5018, 6562, 10036, 13124, 42653, 85306, 118409, 170612, 236818, 473636, 1539317, 2012953, 3078634, 4025906, 6157268, 8051812, 22852937, 26168389, 45705874, 52336778, 91411748, 104673556, 297088181, 388499929, 594176362, 776999858, 1188352724, 1553999716, 5050499077, 10100998154, 20201996308]

約数ペア:

[(1, 20201996308), (2, 10100998154), (4, 5050499077), (13, 1553999716), (17, 1188352724), (26, 776999858), (34, 594176362), (52, 388499929), (68, 297088181), (193, 104673556), (221, 91411748), (386, 52336778), (442, 45705874), (772, 26168389), (884, 22852937), (2509, 8051812), (3281, 6157268), (5018, 4025906), (6562, 3078634), (10036, 2012953), (13124, 1539317), (42653, 473636), (85306, 236818), (118409, 170612)]