20172654572

素因数分解:

$2^2\times 7^4\times {\mathrm{53}}^1\times {\mathrm{39631}}^1$

素因数の和:39716

約数の個数: 60

約数和(自身を含む): 41961489696

約数和(自身を除く): 21788835124

約数列:

[1, 2, 4, 7, 14, 28, 49, 53, 98, 106, 196, 212, 343, 371, 686, 742, 1372, 1484, 2401, 2597, 4802, 5194, 9604, 10388, 18179, 36358, 39631, 72716, 79262, 127253, 158524, 254506, 277417, 509012, 554834, 1109668, 1941919, 2100443, 3883838, 4200886, 7767676, 8401772, 13593433, 14703101, 27186866, 29406202, 54373732, 58812404, 95154031, 102921707, 190308062, 205843414, 380616124, 411686828, 720451949, 1440903898, 2881807796, 5043163643, 10086327286, 20172654572]

約数ペア:

[(1, 20172654572), (2, 10086327286), (4, 5043163643), (7, 2881807796), (14, 1440903898), (28, 720451949), (49, 411686828), (53, 380616124), (98, 205843414), (106, 190308062), (196, 102921707), (212, 95154031), (343, 58812404), (371, 54373732), (686, 29406202), (742, 27186866), (1372, 14703101), (1484, 13593433), (2401, 8401772), (2597, 7767676), (4802, 4200886), (5194, 3883838), (9604, 2100443), (10388, 1941919), (18179, 1109668), (36358, 554834), (39631, 509012), (72716, 277417), (79262, 254506), (127253, 158524)]