20857217568

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{144169}}^1$

素因数の和:144330

約数の個数: 96

約数和(自身を含む): 60163871040

約数和(自身を除く): 39306653472

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 132, 137, 176, 264, 274, 352, 411, 528, 548, 822, 1056, 1096, 1507, 1644, 2192, 3014, 3288, 4384, 4521, 6028, 6576, 9042, 12056, 13152, 18084, 24112, 36168, 48224, 72336, 144169, 144672, 288338, 432507, 576676, 865014, 1153352, 1585859, 1730028, 2306704, 3171718, 3460056, 4613408, 4757577, 6343436, 6920112, 9515154, 12686872, 13840224, 19030308, 19751153, 25373744, 38060616, 39502306, 50747488, 59253459, 76121232, 79004612, 118506918, 152242464, 158009224, 217262683, 237013836, 316018448, 434525366, 474027672, 632036896, 651788049, 869050732, 948055344, 1303576098, 1738101464, 1896110688, 2607152196, 3476202928, 5214304392, 6952405856, 10428608784, 20857217568]

約数ペア:

[(1, 20857217568), (2, 10428608784), (3, 6952405856), (4, 5214304392), (6, 3476202928), (8, 2607152196), (11, 1896110688), (12, 1738101464), (16, 1303576098), (22, 948055344), (24, 869050732), (32, 651788049), (33, 632036896), (44, 474027672), (48, 434525366), (66, 316018448), (88, 237013836), (96, 217262683), (132, 158009224), (137, 152242464), (176, 118506918), (264, 79004612), (274, 76121232), (352, 59253459), (411, 50747488), (528, 39502306), (548, 38060616), (822, 25373744), (1056, 19751153), (1096, 19030308), (1507, 13840224), (1644, 12686872), (2192, 9515154), (3014, 6920112), (3288, 6343436), (4384, 4757577), (4521, 4613408), (6028, 3460056), (6576, 3171718), (9042, 2306704), (12056, 1730028), (13152, 1585859), (18084, 1153352), (24112, 865014), (36168, 576676), (48224, 432507), (72336, 288338), (144169, 144672)]