19846372

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{7789}}^1$

素因数の和:7820

約数の個数: 36

約数和(自身を含む): 43514940

約数和(自身を除く): 23668568

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 7789, 15578, 31156, 54523, 101257, 109046, 202514, 218092, 381661, 405028, 708799, 763322, 1417598, 1526644, 2835196, 4961593, 9923186, 19846372]

約数ペア:

[(1, 19846372), (2, 9923186), (4, 4961593), (7, 2835196), (13, 1526644), (14, 1417598), (26, 763322), (28, 708799), (49, 405028), (52, 381661), (91, 218092), (98, 202514), (182, 109046), (196, 101257), (364, 54523), (637, 31156), (1274, 15578), (2548, 7789)]