19748976

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31649}}^1$

素因数の和:31673

約数の個数: 40

約数和(自身を含む): 54944400

約数和(自身を除く): 35195424

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 31649, 63298, 94947, 126596, 189894, 253192, 379788, 411437, 506384, 759576, 822874, 1234311, 1519152, 1645748, 2468622, 3291496, 4937244, 6582992, 9874488, 19748976]

約数ペア:

[(1, 19748976), (2, 9874488), (3, 6582992), (4, 4937244), (6, 3291496), (8, 2468622), (12, 1645748), (13, 1519152), (16, 1234311), (24, 822874), (26, 759576), (39, 506384), (48, 411437), (52, 379788), (78, 253192), (104, 189894), (156, 126596), (208, 94947), (312, 63298), (624, 31649)]