20164558131

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1\times {\mathrm{3361}}^1$

素因数の和:3708

約数の個数: 48

約数和(自身を含む): 30398397120

約数和(自身を除く): 10233838989

約数列:

[1, 3, 9, 41, 71, 123, 213, 229, 369, 639, 687, 2061, 2911, 3361, 8733, 9389, 10083, 16259, 26199, 28167, 30249, 48777, 84501, 137801, 146331, 238631, 413403, 666619, 715893, 769669, 1240209, 1999857, 2147679, 2309007, 5999571, 6927021, 9783871, 29351613, 31556429, 54646499, 88054839, 94669287, 163939497, 284007861, 491818491, 2240506459, 6721519377, 20164558131]

約数ペア:

[(1, 20164558131), (3, 6721519377), (9, 2240506459), (41, 491818491), (71, 284007861), (123, 163939497), (213, 94669287), (229, 88054839), (369, 54646499), (639, 31556429), (687, 29351613), (2061, 9783871), (2911, 6927021), (3361, 5999571), (8733, 2309007), (9389, 2147679), (10083, 1999857), (16259, 1240209), (26199, 769669), (28167, 715893), (30249, 666619), (48777, 413403), (84501, 238631), (137801, 146331)]