2018200527

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 3575190528

約数和(自身を除く): 1556990001

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 83, 97, 161, 173, 207, 249, 291, 483, 519, 581, 679, 747, 873, 1211, 1449, 1557, 1743, 1909, 2037, 2231, 3633, 3979, 5229, 5727, 6111, 6693, 8051, 10899, 11937, 13363, 14359, 15617, 16781, 17181, 20079, 24153, 27853, 35811, 40089, 43077, 46851, 50343, 56357, 72459, 83559, 100513, 117467, 120267, 129231, 140553, 151029, 169071, 185173, 250677, 301539, 330257, 352401, 385963, 507213, 555519, 904617, 990771, 1057203, 1157889, 1296211, 1392823, 1666557, 2311799, 2701741, 2972313, 3473667, 3888633, 4178469, 6935397, 8105223, 9749761, 11665899, 12535407, 20806191, 24315669, 29249283, 32034929, 87747849, 96104787, 224244503, 288314361, 672733509, 2018200527]

約数ペア:

[(1, 2018200527), (3, 672733509), (7, 288314361), (9, 224244503), (21, 96104787), (23, 87747849), (63, 32034929), (69, 29249283), (83, 24315669), (97, 20806191), (161, 12535407), (173, 11665899), (207, 9749761), (249, 8105223), (291, 6935397), (483, 4178469), (519, 3888633), (581, 3473667), (679, 2972313), (747, 2701741), (873, 2311799), (1211, 1666557), (1449, 1392823), (1557, 1296211), (1743, 1157889), (1909, 1057203), (2037, 990771), (2231, 904617), (3633, 555519), (3979, 507213), (5229, 385963), (5727, 352401), (6111, 330257), (6693, 301539), (8051, 250677), (10899, 185173), (11937, 169071), (13363, 151029), (14359, 140553), (15617, 129231), (16781, 120267), (17181, 117467), (20079, 100513), (24153, 83559), (27853, 72459), (35811, 56357), (40089, 50343), (43077, 46851)]