2018997891

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1\times {\mathrm{1021}}^1$

素因数の和:1324

約数の個数: 48

約数和(自身を含む): 3133795392

約数和(自身を除く): 1114797501

約数列:

[1, 3, 9, 23, 41, 69, 123, 207, 233, 369, 699, 943, 1021, 2097, 2829, 3063, 5359, 8487, 9189, 9553, 16077, 23483, 28659, 41861, 48231, 70449, 85977, 125583, 211347, 219719, 237893, 376749, 659157, 713679, 962803, 1977471, 2141037, 2888409, 5471539, 8665227, 9753613, 16414617, 29260839, 49243851, 87782517, 224333099, 672999297, 2018997891]

約数ペア:

[(1, 2018997891), (3, 672999297), (9, 224333099), (23, 87782517), (41, 49243851), (69, 29260839), (123, 16414617), (207, 9753613), (233, 8665227), (369, 5471539), (699, 2888409), (943, 2141037), (1021, 1977471), (2097, 962803), (2829, 713679), (3063, 659157), (5359, 376749), (8487, 237893), (9189, 219719), (9553, 211347), (16077, 125583), (23483, 85977), (28659, 70449), (41861, 48231)]