20064256

素因数分解:

$2^{11}\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 40933620

約数和(自身を除く): 20869364

約数列:

[1, 2, 4, 8, 16, 32, 64, 97, 101, 128, 194, 202, 256, 388, 404, 512, 776, 808, 1024, 1552, 1616, 2048, 3104, 3232, 6208, 6464, 9797, 12416, 12928, 19594, 24832, 25856, 39188, 49664, 51712, 78376, 99328, 103424, 156752, 198656, 206848, 313504, 627008, 1254016, 2508032, 5016064, 10032128, 20064256]

約数ペア:

[(1, 20064256), (2, 10032128), (4, 5016064), (8, 2508032), (16, 1254016), (32, 627008), (64, 313504), (97, 206848), (101, 198656), (128, 156752), (194, 103424), (202, 99328), (256, 78376), (388, 51712), (404, 49664), (512, 39188), (776, 25856), (808, 24832), (1024, 19594), (1552, 12928), (1616, 12416), (2048, 9797), (3104, 6464), (3232, 6208)]