19447540988

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{13151}}^1$

素因数の和:13394

約数の個数: 48

約数和(自身を含む): 35635396608

約数和(自身を除く): 16187855620

約数列:

[1, 2, 4, 41, 71, 82, 127, 142, 164, 254, 284, 508, 2911, 5207, 5822, 9017, 10414, 11644, 13151, 18034, 20828, 26302, 36068, 52604, 369697, 539191, 739394, 933721, 1078382, 1478788, 1670177, 1867442, 2156764, 3340354, 3734884, 6680708, 38282561, 68477257, 76565122, 118582567, 136954514, 153130244, 237165134, 273909028, 474330268, 4861885247, 9723770494, 19447540988]

約数ペア:

[(1, 19447540988), (2, 9723770494), (4, 4861885247), (41, 474330268), (71, 273909028), (82, 237165134), (127, 153130244), (142, 136954514), (164, 118582567), (254, 76565122), (284, 68477257), (508, 38282561), (2911, 6680708), (5207, 3734884), (5822, 3340354), (9017, 2156764), (10414, 1867442), (11644, 1670177), (13151, 1478788), (18034, 1078382), (20828, 933721), (26302, 739394), (36068, 539191), (52604, 369697)]