18619551923

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{277}}^1\times {\mathrm{2207}}^1$

素因数の和:2739

約数の個数: 32

約数和(自身を含む): 22588723200

約数和(自身を除く): 3969171277

約数列:

[1, 7, 19, 133, 229, 277, 1603, 1939, 2207, 4351, 5263, 15449, 30457, 36841, 41933, 63433, 293531, 444031, 505403, 611339, 1205227, 3537821, 4279373, 8436589, 9602657, 11615441, 67218599, 81308087, 139996631, 979976417, 2659935989, 18619551923]

約数ペア:

[(1, 18619551923), (7, 2659935989), (19, 979976417), (133, 139996631), (229, 81308087), (277, 67218599), (1603, 11615441), (1939, 9602657), (2207, 8436589), (4351, 4279373), (5263, 3537821), (15449, 1205227), (30457, 611339), (36841, 505403), (41933, 444031), (63433, 293531)]