20155173012

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{137593}}^1$

素因数の和:137929

約数の個数: 72

約数和(自身を含む): 55042553384

約数和(自身を除く): 34887380372

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 313, 468, 626, 939, 1252, 1878, 2817, 3756, 4069, 5634, 8138, 11268, 12207, 16276, 24414, 36621, 48828, 73242, 137593, 146484, 275186, 412779, 550372, 825558, 1238337, 1651116, 1788709, 2476674, 3577418, 4953348, 5366127, 7154836, 10732254, 16098381, 21464508, 32196762, 43066609, 64393524, 86133218, 129199827, 172266436, 258399654, 387599481, 516799308, 559865917, 775198962, 1119731834, 1550397924, 1679597751, 2239463668, 3359195502, 5038793253, 6718391004, 10077586506, 20155173012]

約数ペア:

[(1, 20155173012), (2, 10077586506), (3, 6718391004), (4, 5038793253), (6, 3359195502), (9, 2239463668), (12, 1679597751), (13, 1550397924), (18, 1119731834), (26, 775198962), (36, 559865917), (39, 516799308), (52, 387599481), (78, 258399654), (117, 172266436), (156, 129199827), (234, 86133218), (313, 64393524), (468, 43066609), (626, 32196762), (939, 21464508), (1252, 16098381), (1878, 10732254), (2817, 7154836), (3756, 5366127), (4069, 4953348), (5634, 3577418), (8138, 2476674), (11268, 1788709), (12207, 1651116), (16276, 1238337), (24414, 825558), (36621, 550372), (48828, 412779), (73242, 275186), (137593, 146484)]