38640784

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{26539}}^1$

素因数の和:26567

約数の個数: 40

約数和(自身を含む): 92146880

約数和(自身を除く): 53506096

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 26539, 53078, 106156, 185773, 212312, 345007, 371546, 424624, 690014, 743092, 1380028, 1486184, 2415049, 2760056, 2972368, 4830098, 5520112, 9660196, 19320392, 38640784]

約数ペア:

[(1, 38640784), (2, 19320392), (4, 9660196), (7, 5520112), (8, 4830098), (13, 2972368), (14, 2760056), (16, 2415049), (26, 1486184), (28, 1380028), (52, 743092), (56, 690014), (91, 424624), (104, 371546), (112, 345007), (182, 212312), (208, 185773), (364, 106156), (728, 53078), (1456, 26539)]