20387901312

素因数分解:

$2^7\times 3^3\times {\mathrm{127}}^1\times {\mathrm{46451}}^1$

素因数の和:46601

約数の個数: 128

約数和(自身を含む): 60647731200

約数和(自身を除く): 40259829888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 127, 128, 144, 192, 216, 254, 288, 381, 384, 432, 508, 576, 762, 864, 1016, 1143, 1152, 1524, 1728, 2032, 2286, 3048, 3429, 3456, 4064, 4572, 6096, 6858, 8128, 9144, 12192, 13716, 16256, 18288, 24384, 27432, 36576, 46451, 48768, 54864, 73152, 92902, 109728, 139353, 146304, 185804, 219456, 278706, 371608, 418059, 438912, 557412, 743216, 836118, 1114824, 1254177, 1486432, 1672236, 2229648, 2508354, 2972864, 3344472, 4459296, 5016708, 5899277, 5945728, 6688944, 8918592, 10033416, 11798554, 13377888, 17697831, 17837184, 20066832, 23597108, 26755776, 35395662, 40133664, 47194216, 53093493, 53511552, 70791324, 80267328, 94388432, 106186986, 141582648, 159280479, 160534656, 188776864, 212373972, 283165296, 318560958, 377553728, 424747944, 566330592, 637121916, 755107456, 849495888, 1132661184, 1274243832, 1698991776, 2265322368, 2548487664, 3397983552, 5096975328, 6795967104, 10193950656, 20387901312]

約数ペア:

[(1, 20387901312), (2, 10193950656), (3, 6795967104), (4, 5096975328), (6, 3397983552), (8, 2548487664), (9, 2265322368), (12, 1698991776), (16, 1274243832), (18, 1132661184), (24, 849495888), (27, 755107456), (32, 637121916), (36, 566330592), (48, 424747944), (54, 377553728), (64, 318560958), (72, 283165296), (96, 212373972), (108, 188776864), (127, 160534656), (128, 159280479), (144, 141582648), (192, 106186986), (216, 94388432), (254, 80267328), (288, 70791324), (381, 53511552), (384, 53093493), (432, 47194216), (508, 40133664), (576, 35395662), (762, 26755776), (864, 23597108), (1016, 20066832), (1143, 17837184), (1152, 17697831), (1524, 13377888), (1728, 11798554), (2032, 10033416), (2286, 8918592), (3048, 6688944), (3429, 5945728), (3456, 5899277), (4064, 5016708), (4572, 4459296), (6096, 3344472), (6858, 2972864), (8128, 2508354), (9144, 2229648), (12192, 1672236), (13716, 1486432), (16256, 1254177), (18288, 1114824), (24384, 836118), (27432, 743216), (36576, 557412), (46451, 438912), (48768, 418059), (54864, 371608), (73152, 278706), (92902, 219456), (109728, 185804), (139353, 146304)]