20525856

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{16447}}^1$

素因数の和:16473

約数の個数: 48

約数和(自身を含む): 58028544

約数和(自身を除く): 37502688

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 16447, 32894, 49341, 65788, 98682, 131576, 197364, 213811, 263152, 394728, 427622, 526304, 641433, 789456, 855244, 1282866, 1578912, 1710488, 2565732, 3420976, 5131464, 6841952, 10262928, 20525856]

約数ペア:

[(1, 20525856), (2, 10262928), (3, 6841952), (4, 5131464), (6, 3420976), (8, 2565732), (12, 1710488), (13, 1578912), (16, 1282866), (24, 855244), (26, 789456), (32, 641433), (39, 526304), (48, 427622), (52, 394728), (78, 263152), (96, 213811), (104, 197364), (156, 131576), (208, 98682), (312, 65788), (416, 49341), (624, 32894), (1248, 16447)]