18794192

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{293}}^1$

素因数の和:531

約数の個数: 40

約数和(自身を含む): 38643360

約数和(自身を除く): 19849168

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 211, 293, 304, 422, 586, 844, 1172, 1688, 2344, 3376, 4009, 4688, 5567, 8018, 11134, 16036, 22268, 32072, 44536, 61823, 64144, 89072, 123646, 247292, 494584, 989168, 1174637, 2349274, 4698548, 9397096, 18794192]

約数ペア:

[(1, 18794192), (2, 9397096), (4, 4698548), (8, 2349274), (16, 1174637), (19, 989168), (38, 494584), (76, 247292), (152, 123646), (211, 89072), (293, 64144), (304, 61823), (422, 44536), (586, 32072), (844, 22268), (1172, 16036), (1688, 11134), (2344, 8018), (3376, 5567), (4009, 4688)]