20540681616

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{671791}}^1$

素因数の和:671829

約数の個数: 120

約数和(自身を含む): 66475161984

約数和(自身を除く): 45934480368

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 49, 52, 56, 78, 84, 91, 98, 104, 112, 147, 156, 168, 182, 196, 208, 273, 294, 312, 336, 364, 392, 546, 588, 624, 637, 728, 784, 1092, 1176, 1274, 1456, 1911, 2184, 2352, 2548, 3822, 4368, 5096, 7644, 10192, 15288, 30576, 671791, 1343582, 2015373, 2687164, 4030746, 4702537, 5374328, 8061492, 8733283, 9405074, 10748656, 14107611, 16122984, 17466566, 18810148, 26199849, 28215222, 32245968, 32917759, 34933132, 37620296, 52399698, 56430444, 61132981, 65835518, 69866264, 75240592, 98753277, 104799396, 112860888, 122265962, 131671036, 139732528, 183398943, 197506554, 209598792, 225721776, 244531924, 263342072, 366797886, 395013108, 419197584, 427930867, 489063848, 526684144, 733595772, 790026216, 855861734, 978127696, 1283792601, 1467191544, 1580052432, 1711723468, 2567585202, 2934383088, 3423446936, 5135170404, 6846893872, 10270340808, 20540681616]

約数ペア:

[(1, 20540681616), (2, 10270340808), (3, 6846893872), (4, 5135170404), (6, 3423446936), (7, 2934383088), (8, 2567585202), (12, 1711723468), (13, 1580052432), (14, 1467191544), (16, 1283792601), (21, 978127696), (24, 855861734), (26, 790026216), (28, 733595772), (39, 526684144), (42, 489063848), (48, 427930867), (49, 419197584), (52, 395013108), (56, 366797886), (78, 263342072), (84, 244531924), (91, 225721776), (98, 209598792), (104, 197506554), (112, 183398943), (147, 139732528), (156, 131671036), (168, 122265962), (182, 112860888), (196, 104799396), (208, 98753277), (273, 75240592), (294, 69866264), (312, 65835518), (336, 61132981), (364, 56430444), (392, 52399698), (546, 37620296), (588, 34933132), (624, 32917759), (637, 32245968), (728, 28215222), (784, 26199849), (1092, 18810148), (1176, 17466566), (1274, 16122984), (1456, 14107611), (1911, 10748656), (2184, 9405074), (2352, 8733283), (2548, 8061492), (3822, 5374328), (4368, 4702537), (5096, 4030746), (7644, 2687164), (10192, 2015373), (15288, 1343582), (30576, 671791)]