20740202919

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{109}}^1\times {\mathrm{1093}}^1$

素因数の和:1289

約数の個数: 72

約数和(自身を含む): 32702635680

約数和(自身を除く): 11962432761

約数列:

[1, 3, 9, 23, 29, 69, 87, 109, 207, 261, 327, 667, 841, 981, 1093, 2001, 2507, 2523, 3161, 3279, 6003, 7521, 7569, 9483, 9837, 19343, 22563, 25139, 28449, 31697, 58029, 72703, 75417, 91669, 95091, 119137, 174087, 218109, 226251, 275007, 285273, 357411, 654327, 729031, 825021, 919213, 1072233, 2108387, 2187093, 2740151, 2757639, 3454973, 6325161, 6561279, 8220453, 8272917, 10364919, 18975483, 21141899, 24661359, 31094757, 63425697, 79464379, 100194217, 190277091, 238393137, 300582651, 715179411, 901747953, 2304466991, 6913400973, 20740202919]

約数ペア:

[(1, 20740202919), (3, 6913400973), (9, 2304466991), (23, 901747953), (29, 715179411), (69, 300582651), (87, 238393137), (109, 190277091), (207, 100194217), (261, 79464379), (327, 63425697), (667, 31094757), (841, 24661359), (981, 21141899), (1093, 18975483), (2001, 10364919), (2507, 8272917), (2523, 8220453), (3161, 6561279), (3279, 6325161), (6003, 3454973), (7521, 2757639), (7569, 2740151), (9483, 2187093), (9837, 2108387), (19343, 1072233), (22563, 919213), (25139, 825021), (28449, 729031), (31697, 654327), (58029, 357411), (72703, 285273), (75417, 275007), (91669, 226251), (95091, 218109), (119137, 174087)]