20512083696

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{74203}}^1$

素因数の和:74670

約数の個数: 80

約数和(自身を含む): 57195255936

約数和(自身を除く): 36683172240

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 443, 624, 886, 1329, 1772, 2658, 3544, 5316, 5759, 7088, 10632, 11518, 17277, 21264, 23036, 34554, 46072, 69108, 74203, 92144, 138216, 148406, 222609, 276432, 296812, 445218, 593624, 890436, 964639, 1187248, 1780872, 1929278, 2893917, 3561744, 3858556, 5787834, 7717112, 11575668, 15434224, 23151336, 32871929, 46302672, 65743858, 98615787, 131487716, 197231574, 262975432, 394463148, 427335077, 525950864, 788926296, 854670154, 1282005231, 1577852592, 1709340308, 2564010462, 3418680616, 5128020924, 6837361232, 10256041848, 20512083696]

約数ペア:

[(1, 20512083696), (2, 10256041848), (3, 6837361232), (4, 5128020924), (6, 3418680616), (8, 2564010462), (12, 1709340308), (13, 1577852592), (16, 1282005231), (24, 854670154), (26, 788926296), (39, 525950864), (48, 427335077), (52, 394463148), (78, 262975432), (104, 197231574), (156, 131487716), (208, 98615787), (312, 65743858), (443, 46302672), (624, 32871929), (886, 23151336), (1329, 15434224), (1772, 11575668), (2658, 7717112), (3544, 5787834), (5316, 3858556), (5759, 3561744), (7088, 2893917), (10632, 1929278), (11518, 1780872), (17277, 1187248), (21264, 964639), (23036, 890436), (34554, 593624), (46072, 445218), (69108, 296812), (74203, 276432), (92144, 222609), (138216, 148406)]