20193525891

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{32413}}^1$

素因数の和:32497

約数の個数: 96

約数和(自身を含む): 38834565120

約数和(自身を除く): 18641039229

約数列:

[1, 3, 7, 9, 11, 21, 29, 31, 33, 63, 77, 87, 93, 99, 203, 217, 231, 261, 279, 319, 341, 609, 651, 693, 899, 957, 1023, 1827, 1953, 2233, 2387, 2697, 2871, 3069, 6293, 6699, 7161, 8091, 9889, 18879, 20097, 21483, 29667, 32413, 56637, 69223, 89001, 97239, 207669, 226891, 291717, 356543, 623007, 680673, 939977, 1004803, 1069629, 2042019, 2495801, 2819931, 3014409, 3208887, 6579839, 7033621, 7487403, 8459793, 9043227, 10339747, 11052833, 19739517, 21100863, 22462209, 29139287, 31019241, 33158499, 59218551, 63302589, 72378229, 77369831, 87417861, 93057723, 99475497, 203975009, 217134687, 232109493, 262253583, 320532157, 611925027, 651404061, 696328479, 961596471, 1835775081, 2243725099, 2884789413, 6731175297, 20193525891]

約数ペア:

[(1, 20193525891), (3, 6731175297), (7, 2884789413), (9, 2243725099), (11, 1835775081), (21, 961596471), (29, 696328479), (31, 651404061), (33, 611925027), (63, 320532157), (77, 262253583), (87, 232109493), (93, 217134687), (99, 203975009), (203, 99475497), (217, 93057723), (231, 87417861), (261, 77369831), (279, 72378229), (319, 63302589), (341, 59218551), (609, 33158499), (651, 31019241), (693, 29139287), (899, 22462209), (957, 21100863), (1023, 19739517), (1827, 11052833), (1953, 10339747), (2233, 9043227), (2387, 8459793), (2697, 7487403), (2871, 7033621), (3069, 6579839), (6293, 3208887), (6699, 3014409), (7161, 2819931), (8091, 2495801), (9889, 2042019), (18879, 1069629), (20097, 1004803), (21483, 939977), (29667, 680673), (32413, 623007), (56637, 356543), (69223, 291717), (89001, 226891), (97239, 207669)]