19587776

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{1811}}^1$

素因数の和:1849

約数の個数: 42

約数和(自身を含む): 42112692

約数和(自身を除く): 22524916

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 169, 208, 338, 416, 676, 832, 1352, 1811, 2704, 3622, 5408, 7244, 10816, 14488, 23543, 28976, 47086, 57952, 94172, 115904, 188344, 306059, 376688, 612118, 753376, 1224236, 1506752, 2448472, 4896944, 9793888, 19587776]

約数ペア:

[(1, 19587776), (2, 9793888), (4, 4896944), (8, 2448472), (13, 1506752), (16, 1224236), (26, 753376), (32, 612118), (52, 376688), (64, 306059), (104, 188344), (169, 115904), (208, 94172), (338, 57952), (416, 47086), (676, 28976), (832, 23543), (1352, 14488), (1811, 10816), (2704, 7244), (3622, 5408)]