19941705

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:143

約数の個数: 96

約数和(自身を含む): 42681600

約数和(自身を除く): 22739895

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 37, 45, 59, 63, 87, 105, 111, 145, 177, 185, 203, 259, 261, 295, 315, 333, 413, 435, 531, 555, 609, 777, 885, 1015, 1073, 1239, 1295, 1305, 1665, 1711, 1827, 2065, 2183, 2331, 2655, 3045, 3219, 3717, 3885, 5133, 5365, 6195, 6549, 7511, 8555, 9135, 9657, 10915, 11655, 11977, 15281, 15399, 16095, 18585, 19647, 22533, 25665, 32745, 35931, 37555, 45843, 48285, 59885, 63307, 67599, 76405, 76995, 98235, 107793, 112665, 137529, 179655, 189921, 229215, 316535, 337995, 443149, 538965, 569763, 687645, 949605, 1329447, 2215745, 2848815, 3988341, 6647235, 19941705]

約数ペア:

[(1, 19941705), (3, 6647235), (5, 3988341), (7, 2848815), (9, 2215745), (15, 1329447), (21, 949605), (29, 687645), (35, 569763), (37, 538965), (45, 443149), (59, 337995), (63, 316535), (87, 229215), (105, 189921), (111, 179655), (145, 137529), (177, 112665), (185, 107793), (203, 98235), (259, 76995), (261, 76405), (295, 67599), (315, 63307), (333, 59885), (413, 48285), (435, 45843), (531, 37555), (555, 35931), (609, 32745), (777, 25665), (885, 22533), (1015, 19647), (1073, 18585), (1239, 16095), (1295, 15399), (1305, 15281), (1665, 11977), (1711, 11655), (1827, 10915), (2065, 9657), (2183, 9135), (2331, 8555), (2655, 7511), (3045, 6549), (3219, 6195), (3717, 5365), (3885, 5133)]