20187401922

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{457}}^1\times {\mathrm{569}}^1$

素因数の和:1280

約数の個数: 96

約数和(自身を含む): 46426910400

約数和(自身を除く): 26239508478

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 227, 342, 454, 457, 569, 681, 914, 1138, 1362, 1371, 1707, 2043, 2742, 3414, 4086, 4113, 4313, 5121, 8226, 8626, 8683, 10242, 10811, 12939, 17366, 21622, 25878, 26049, 32433, 38817, 52098, 64866, 77634, 78147, 97299, 103739, 129163, 156294, 194598, 207478, 258326, 260033, 311217, 387489, 520066, 622434, 774978, 780099, 933651, 1162467, 1560198, 1867302, 1971041, 2324934, 2340297, 2454097, 3942082, 4680594, 4908194, 4940627, 5913123, 7362291, 9881254, 11826246, 14724582, 14821881, 17739369, 22086873, 29643762, 35478738, 44173746, 44465643, 59027491, 88931286, 118054982, 177082473, 354164946, 531247419, 1062494838, 1121522329, 2243044658, 3364566987, 6729133974, 10093700961, 20187401922]

約数ペア:

[(1, 20187401922), (2, 10093700961), (3, 6729133974), (6, 3364566987), (9, 2243044658), (18, 1121522329), (19, 1062494838), (38, 531247419), (57, 354164946), (114, 177082473), (171, 118054982), (227, 88931286), (342, 59027491), (454, 44465643), (457, 44173746), (569, 35478738), (681, 29643762), (914, 22086873), (1138, 17739369), (1362, 14821881), (1371, 14724582), (1707, 11826246), (2043, 9881254), (2742, 7362291), (3414, 5913123), (4086, 4940627), (4113, 4908194), (4313, 4680594), (5121, 3942082), (8226, 2454097), (8626, 2340297), (8683, 2324934), (10242, 1971041), (10811, 1867302), (12939, 1560198), (17366, 1162467), (21622, 933651), (25878, 780099), (26049, 774978), (32433, 622434), (38817, 520066), (52098, 387489), (64866, 311217), (77634, 260033), (78147, 258326), (97299, 207478), (103739, 194598), (129163, 156294)]