19216144

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{63211}}^1$

素因数の和:63238

約数の個数: 20

約数和(自身を含む): 39191440

約数和(自身を除く): 19975296

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 63211, 126422, 252844, 505688, 1011376, 1201009, 2402018, 4804036, 9608072, 19216144]

約数ペア:

[(1, 19216144), (2, 9608072), (4, 4804036), (8, 2402018), (16, 1201009), (19, 1011376), (38, 505688), (76, 252844), (152, 126422), (304, 63211)]