38887984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{127921}}^1$

素因数の和:127948

約数の個数: 20

約数和(自身を含む): 79311640

約数和(自身を除く): 40423656

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 127921, 255842, 511684, 1023368, 2046736, 2430499, 4860998, 9721996, 19443992, 38887984]

約数ペア:

[(1, 38887984), (2, 19443992), (4, 9721996), (8, 4860998), (16, 2430499), (19, 2046736), (38, 1023368), (76, 511684), (152, 255842), (304, 127921)]