20176976128

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{4148227}}^1$

素因数の和:4148262

約数の個数: 36

約数和(自身を含む): 42394890160

約数和(自身を除く): 22217914032

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 4864, 4148227, 8296454, 16592908, 33185816, 66371632, 78816313, 132743264, 157632626, 265486528, 315265252, 530973056, 630530504, 1061946112, 1261061008, 2522122016, 5044244032, 10088488064, 20176976128]

約数ペア:

[(1, 20176976128), (2, 10088488064), (4, 5044244032), (8, 2522122016), (16, 1261061008), (19, 1061946112), (32, 630530504), (38, 530973056), (64, 315265252), (76, 265486528), (128, 157632626), (152, 132743264), (256, 78816313), (304, 66371632), (608, 33185816), (1216, 16592908), (2432, 8296454), (4864, 4148227)]