20227978936

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{443}}^1\times {\mathrm{1307}}^1$

素因数の和:2164

約数の個数: 64

約数和(自身を含む): 41605073280

約数和(自身を除く): 21377094344

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 397, 443, 794, 886, 1307, 1588, 1772, 2614, 3176, 3544, 4367, 4873, 5228, 8734, 9746, 10456, 14377, 17468, 19492, 28754, 34936, 38984, 57508, 115016, 175871, 351742, 518879, 579001, 703484, 1037758, 1158002, 1406968, 1934581, 2075516, 2316004, 3869162, 4151032, 4632008, 5707669, 6369011, 7738324, 11415338, 12738022, 15476648, 22830676, 25476044, 45661352, 50952088, 229863397, 459726794, 919453588, 1838907176, 2528497367, 5056994734, 10113989468, 20227978936]

約数ペア:

[(1, 20227978936), (2, 10113989468), (4, 5056994734), (8, 2528497367), (11, 1838907176), (22, 919453588), (44, 459726794), (88, 229863397), (397, 50952088), (443, 45661352), (794, 25476044), (886, 22830676), (1307, 15476648), (1588, 12738022), (1772, 11415338), (2614, 7738324), (3176, 6369011), (3544, 5707669), (4367, 4632008), (4873, 4151032), (5228, 3869162), (8734, 2316004), (9746, 2075516), (10456, 1934581), (14377, 1406968), (17468, 1158002), (19492, 1037758), (28754, 703484), (34936, 579001), (38984, 518879), (57508, 351742), (115016, 175871)]