164049584

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{40849}}^1$

素因数の和:41108

約数の個数: 20

約数和(自身を含む): 319120200

約数和(自身を除く): 155070616

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 40849, 81698, 163396, 326792, 653584, 10253099, 20506198, 41012396, 82024792, 164049584]

約数ペア:

[(1, 164049584), (2, 82024792), (4, 41012396), (8, 20506198), (16, 10253099), (251, 653584), (502, 326792), (1004, 163396), (2008, 81698), (4016, 40849)]