20714904

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1787}}^1$

素因数の和:1829

約数の個数: 96

約数和(自身を含む): 66942720

約数和(自身を除く): 46227816

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 28, 36, 42, 46, 56, 63, 69, 72, 84, 92, 126, 138, 161, 168, 184, 207, 252, 276, 322, 414, 483, 504, 552, 644, 828, 966, 1288, 1449, 1656, 1787, 1932, 2898, 3574, 3864, 5361, 5796, 7148, 10722, 11592, 12509, 14296, 16083, 21444, 25018, 32166, 37527, 41101, 42888, 50036, 64332, 75054, 82202, 100072, 112581, 123303, 128664, 150108, 164404, 225162, 246606, 287707, 300216, 328808, 369909, 450324, 493212, 575414, 739818, 863121, 900648, 986424, 1150828, 1479636, 1726242, 2301656, 2589363, 2959272, 3452484, 5178726, 6904968, 10357452, 20714904]

約数ペア:

[(1, 20714904), (2, 10357452), (3, 6904968), (4, 5178726), (6, 3452484), (7, 2959272), (8, 2589363), (9, 2301656), (12, 1726242), (14, 1479636), (18, 1150828), (21, 986424), (23, 900648), (24, 863121), (28, 739818), (36, 575414), (42, 493212), (46, 450324), (56, 369909), (63, 328808), (69, 300216), (72, 287707), (84, 246606), (92, 225162), (126, 164404), (138, 150108), (161, 128664), (168, 123303), (184, 112581), (207, 100072), (252, 82202), (276, 75054), (322, 64332), (414, 50036), (483, 42888), (504, 41101), (552, 37527), (644, 32166), (828, 25018), (966, 21444), (1288, 16083), (1449, 14296), (1656, 12509), (1787, 11592), (1932, 10722), (2898, 7148), (3574, 5796), (3864, 5361)]