138934384

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{457021}}^1$

素因数の和:457048

約数の個数: 20

約数和(自身を含む): 283353640

約数和(自身を除く): 144419256

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 457021, 914042, 1828084, 3656168, 7312336, 8683399, 17366798, 34733596, 69467192, 138934384]

約数ペア:

[(1, 138934384), (2, 69467192), (4, 34733596), (8, 17366798), (16, 8683399), (19, 7312336), (38, 3656168), (76, 1828084), (152, 914042), (304, 457021)]