1519490768

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{20749}}^1$

素因数の和:20979

約数の個数: 40

約数和(自身を含む): 3087600000

約数和(自身を除く): 1568109232

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 199, 368, 398, 796, 1592, 3184, 4577, 9154, 18308, 20749, 36616, 41498, 73232, 82996, 165992, 331984, 477227, 954454, 1908908, 3817816, 4129051, 7635632, 8258102, 16516204, 33032408, 66064816, 94968173, 189936346, 379872692, 759745384, 1519490768]

約数ペア:

[(1, 1519490768), (2, 759745384), (4, 379872692), (8, 189936346), (16, 94968173), (23, 66064816), (46, 33032408), (92, 16516204), (184, 8258102), (199, 7635632), (368, 4129051), (398, 3817816), (796, 1908908), (1592, 954454), (3184, 477227), (4577, 331984), (9154, 165992), (18308, 82996), (20749, 73232), (36616, 41498)]