38838736

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{509}}^1$

素因数の和:787

約数の個数: 40

約数和(自身を含む): 79682400

約数和(自身を除く): 40843664

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 251, 304, 502, 509, 1004, 1018, 2008, 2036, 4016, 4072, 4769, 8144, 9538, 9671, 19076, 19342, 38152, 38684, 76304, 77368, 127759, 154736, 255518, 511036, 1022072, 2044144, 2427421, 4854842, 9709684, 19419368, 38838736]

約数ペア:

[(1, 38838736), (2, 19419368), (4, 9709684), (8, 4854842), (16, 2427421), (19, 2044144), (38, 1022072), (76, 511036), (152, 255518), (251, 154736), (304, 127759), (502, 77368), (509, 76304), (1004, 38684), (1018, 38152), (2008, 19342), (2036, 19076), (4016, 9671), (4072, 9538), (4769, 8144)]