20996834661

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{1723}}^1$

素因数の和:1893

約数の個数: 96

約数和(自身を含む): 35423152128

約数和(自身を除く): 14426317467

約数列:

[1, 3, 9, 11, 27, 33, 47, 81, 97, 99, 141, 243, 291, 297, 423, 517, 873, 891, 1067, 1269, 1551, 1723, 2619, 2673, 3201, 3807, 4559, 4653, 5169, 7857, 9603, 11421, 13677, 13959, 15507, 18953, 23571, 28809, 41031, 41877, 46521, 50149, 56859, 80981, 86427, 123093, 125631, 139563, 150447, 167131, 170577, 242943, 259281, 369279, 418689, 451341, 501393, 511731, 728829, 890791, 1107837, 1354023, 1504179, 1535193, 1838441, 2186487, 2672373, 4062069, 4512537, 4605579, 5515323, 6559461, 7855157, 8017119, 12186207, 13537611, 16545969, 19678383, 23565471, 24051357, 40612833, 49637907, 70696413, 72154071, 86406727, 148913721, 212089239, 216462213, 259220181, 446741163, 636267717, 777660543, 1908803151, 2332981629, 6998944887, 20996834661]

約数ペア:

[(1, 20996834661), (3, 6998944887), (9, 2332981629), (11, 1908803151), (27, 777660543), (33, 636267717), (47, 446741163), (81, 259220181), (97, 216462213), (99, 212089239), (141, 148913721), (243, 86406727), (291, 72154071), (297, 70696413), (423, 49637907), (517, 40612833), (873, 24051357), (891, 23565471), (1067, 19678383), (1269, 16545969), (1551, 13537611), (1723, 12186207), (2619, 8017119), (2673, 7855157), (3201, 6559461), (3807, 5515323), (4559, 4605579), (4653, 4512537), (5169, 4062069), (7857, 2672373), (9603, 2186487), (11421, 1838441), (13677, 1535193), (13959, 1504179), (15507, 1354023), (18953, 1107837), (23571, 890791), (28809, 728829), (41031, 511731), (41877, 501393), (46521, 451341), (50149, 418689), (56859, 369279), (80981, 259281), (86427, 242943), (123093, 170577), (125631, 167131), (139563, 150447)]