20765376

素因数分解:

$2^6\times 3^3\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:279

約数の個数: 112

約数和(自身を含む): 62362080

約数和(自身を除く): 41596704

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, 197, 216, 244, 288, 366, 394, 432, 488, 549, 576, 591, 732, 788, 864, 976, 1098, 1182, 1464, 1576, 1647, 1728, 1773, 1952, 2196, 2364, 2928, 3152, 3294, 3546, 3904, 4392, 4728, 5319, 5856, 6304, 6588, 7092, 8784, 9456, 10638, 11712, 12017, 12608, 13176, 14184, 17568, 18912, 21276, 24034, 26352, 28368, 35136, 36051, 37824, 42552, 48068, 52704, 56736, 72102, 85104, 96136, 105408, 108153, 113472, 144204, 170208, 192272, 216306, 288408, 324459, 340416, 384544, 432612, 576816, 648918, 769088, 865224, 1153632, 1297836, 1730448, 2307264, 2595672, 3460896, 5191344, 6921792, 10382688, 20765376]

約数ペア:

[(1, 20765376), (2, 10382688), (3, 6921792), (4, 5191344), (6, 3460896), (8, 2595672), (9, 2307264), (12, 1730448), (16, 1297836), (18, 1153632), (24, 865224), (27, 769088), (32, 648918), (36, 576816), (48, 432612), (54, 384544), (61, 340416), (64, 324459), (72, 288408), (96, 216306), (108, 192272), (122, 170208), (144, 144204), (183, 113472), (192, 108153), (197, 105408), (216, 96136), (244, 85104), (288, 72102), (366, 56736), (394, 52704), (432, 48068), (488, 42552), (549, 37824), (576, 36051), (591, 35136), (732, 28368), (788, 26352), (864, 24034), (976, 21276), (1098, 18912), (1182, 17568), (1464, 14184), (1576, 13176), (1647, 12608), (1728, 12017), (1773, 11712), (1952, 10638), (2196, 9456), (2364, 8784), (2928, 7092), (3152, 6588), (3294, 6304), (3546, 5856), (3904, 5319), (4392, 4728)]