18572372

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:265

約数の個数: 72

約数和(自身を含む): 42029064

約数和(自身を除く): 23456692

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 37, 49, 52, 74, 91, 98, 148, 182, 196, 197, 259, 364, 394, 481, 518, 637, 788, 962, 1036, 1274, 1379, 1813, 1924, 2548, 2561, 2758, 3367, 3626, 5122, 5516, 6734, 7252, 7289, 9653, 10244, 13468, 14578, 17927, 19306, 23569, 29156, 35854, 38612, 47138, 51023, 71708, 94276, 94757, 102046, 125489, 189514, 204092, 250978, 357161, 379028, 501956, 663299, 714322, 1326598, 1428644, 2653196, 4643093, 9286186, 18572372]

約数ペア:

[(1, 18572372), (2, 9286186), (4, 4643093), (7, 2653196), (13, 1428644), (14, 1326598), (26, 714322), (28, 663299), (37, 501956), (49, 379028), (52, 357161), (74, 250978), (91, 204092), (98, 189514), (148, 125489), (182, 102046), (196, 94757), (197, 94276), (259, 71708), (364, 51023), (394, 47138), (481, 38612), (518, 35854), (637, 29156), (788, 23569), (962, 19306), (1036, 17927), (1274, 14578), (1379, 13468), (1813, 10244), (1924, 9653), (2548, 7289), (2561, 7252), (2758, 6734), (3367, 5516), (3626, 5122)]