20343744

素因数分解:

$2^6\times 3^3\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:275

約数の個数: 112

約数和(自身を含む): 61102240

約数和(自身を除く): 40758496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 61, 64, 72, 96, 108, 122, 144, 183, 192, 193, 216, 244, 288, 366, 386, 432, 488, 549, 576, 579, 732, 772, 864, 976, 1098, 1158, 1464, 1544, 1647, 1728, 1737, 1952, 2196, 2316, 2928, 3088, 3294, 3474, 3904, 4392, 4632, 5211, 5856, 6176, 6588, 6948, 8784, 9264, 10422, 11712, 11773, 12352, 13176, 13896, 17568, 18528, 20844, 23546, 26352, 27792, 35136, 35319, 37056, 41688, 47092, 52704, 55584, 70638, 83376, 94184, 105408, 105957, 111168, 141276, 166752, 188368, 211914, 282552, 317871, 333504, 376736, 423828, 565104, 635742, 753472, 847656, 1130208, 1271484, 1695312, 2260416, 2542968, 3390624, 5085936, 6781248, 10171872, 20343744]

約数ペア:

[(1, 20343744), (2, 10171872), (3, 6781248), (4, 5085936), (6, 3390624), (8, 2542968), (9, 2260416), (12, 1695312), (16, 1271484), (18, 1130208), (24, 847656), (27, 753472), (32, 635742), (36, 565104), (48, 423828), (54, 376736), (61, 333504), (64, 317871), (72, 282552), (96, 211914), (108, 188368), (122, 166752), (144, 141276), (183, 111168), (192, 105957), (193, 105408), (216, 94184), (244, 83376), (288, 70638), (366, 55584), (386, 52704), (432, 47092), (488, 41688), (549, 37056), (576, 35319), (579, 35136), (732, 27792), (772, 26352), (864, 23546), (976, 20844), (1098, 18528), (1158, 17568), (1464, 13896), (1544, 13176), (1647, 12352), (1728, 11773), (1737, 11712), (1952, 10422), (2196, 9264), (2316, 8784), (2928, 6948), (3088, 6588), (3294, 6176), (3474, 5856), (3904, 5211), (4392, 4632)]