20194057233

素因数分解:

$3^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{353}}^1\times {\mathrm{1777}}^1$

素因数の和:2223

約数の個数: 72

約数和(自身を含む): 34513177608

約数和(自身を除く): 14319120375

約数列:

[1, 3, 7, 9, 21, 49, 63, 73, 147, 219, 353, 441, 511, 657, 1059, 1533, 1777, 2471, 3177, 3577, 4599, 5331, 7413, 10731, 12439, 15993, 17297, 22239, 25769, 32193, 37317, 51891, 77307, 87073, 111951, 129721, 155673, 180383, 231921, 261219, 389163, 541149, 627281, 783657, 908047, 1167489, 1262681, 1623447, 1881843, 2724141, 3788043, 4390967, 5645529, 6356329, 8172423, 11364129, 13172901, 19068987, 30736769, 39518703, 45791513, 57206961, 92210307, 137374539, 276630921, 320540591, 412123617, 961621773, 2243784137, 2884865319, 6731352411, 20194057233]

約数ペア:

[(1, 20194057233), (3, 6731352411), (7, 2884865319), (9, 2243784137), (21, 961621773), (49, 412123617), (63, 320540591), (73, 276630921), (147, 137374539), (219, 92210307), (353, 57206961), (441, 45791513), (511, 39518703), (657, 30736769), (1059, 19068987), (1533, 13172901), (1777, 11364129), (2471, 8172423), (3177, 6356329), (3577, 5645529), (4599, 4390967), (5331, 3788043), (7413, 2724141), (10731, 1881843), (12439, 1623447), (15993, 1262681), (17297, 1167489), (22239, 908047), (25769, 783657), (32193, 627281), (37317, 541149), (51891, 389163), (77307, 261219), (87073, 231921), (111951, 180383), (129721, 155673)]