19168292

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:129

約数の個数: 96

約数和(自身を含む): 43352064

約数和(自身を除く): 24183772

約数列:

[1, 2, 4, 11, 13, 22, 23, 26, 31, 44, 46, 47, 52, 62, 92, 94, 124, 143, 188, 253, 286, 299, 341, 403, 506, 517, 572, 598, 611, 682, 713, 806, 1012, 1034, 1081, 1196, 1222, 1364, 1426, 1457, 1612, 2068, 2162, 2444, 2852, 2914, 3289, 4324, 4433, 5828, 6578, 6721, 7843, 8866, 9269, 11891, 13156, 13442, 14053, 15686, 16027, 17732, 18538, 18941, 23782, 26884, 28106, 31372, 32054, 33511, 37076, 37882, 47564, 56212, 64108, 67022, 75764, 101959, 134044, 154583, 203918, 208351, 309166, 368621, 407836, 416702, 435643, 618332, 737242, 833404, 871286, 1474484, 1742572, 4792073, 9584146, 19168292]

約数ペア:

[(1, 19168292), (2, 9584146), (4, 4792073), (11, 1742572), (13, 1474484), (22, 871286), (23, 833404), (26, 737242), (31, 618332), (44, 435643), (46, 416702), (47, 407836), (52, 368621), (62, 309166), (92, 208351), (94, 203918), (124, 154583), (143, 134044), (188, 101959), (253, 75764), (286, 67022), (299, 64108), (341, 56212), (403, 47564), (506, 37882), (517, 37076), (572, 33511), (598, 32054), (611, 31372), (682, 28106), (713, 26884), (806, 23782), (1012, 18941), (1034, 18538), (1081, 17732), (1196, 16027), (1222, 15686), (1364, 14053), (1426, 13442), (1457, 13156), (1612, 11891), (2068, 9269), (2162, 8866), (2444, 7843), (2852, 6721), (2914, 6578), (3289, 5828), (4324, 4433)]