19802496

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:216

約数の個数: 128

約数和(自身を含む): 61689600

約数和(自身を除く): 41887104

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 53, 56, 64, 84, 96, 106, 112, 128, 139, 159, 168, 192, 212, 224, 278, 318, 336, 371, 384, 417, 424, 448, 556, 636, 672, 742, 834, 848, 896, 973, 1112, 1113, 1272, 1344, 1484, 1668, 1696, 1946, 2224, 2226, 2544, 2688, 2919, 2968, 3336, 3392, 3892, 4448, 4452, 5088, 5838, 5936, 6672, 6784, 7367, 7784, 8896, 8904, 10176, 11676, 11872, 13344, 14734, 15568, 17792, 17808, 20352, 22101, 23352, 23744, 26688, 29468, 31136, 35616, 44202, 46704, 47488, 51569, 53376, 58936, 62272, 71232, 88404, 93408, 103138, 117872, 124544, 142464, 154707, 176808, 186816, 206276, 235744, 309414, 353616, 373632, 412552, 471488, 618828, 707232, 825104, 942976, 1237656, 1414464, 1650208, 2475312, 2828928, 3300416, 4950624, 6600832, 9901248, 19802496]

約数ペア:

[(1, 19802496), (2, 9901248), (3, 6600832), (4, 4950624), (6, 3300416), (7, 2828928), (8, 2475312), (12, 1650208), (14, 1414464), (16, 1237656), (21, 942976), (24, 825104), (28, 707232), (32, 618828), (42, 471488), (48, 412552), (53, 373632), (56, 353616), (64, 309414), (84, 235744), (96, 206276), (106, 186816), (112, 176808), (128, 154707), (139, 142464), (159, 124544), (168, 117872), (192, 103138), (212, 93408), (224, 88404), (278, 71232), (318, 62272), (336, 58936), (371, 53376), (384, 51569), (417, 47488), (424, 46704), (448, 44202), (556, 35616), (636, 31136), (672, 29468), (742, 26688), (834, 23744), (848, 23352), (896, 22101), (973, 20352), (1112, 17808), (1113, 17792), (1272, 15568), (1344, 14734), (1484, 13344), (1668, 11872), (1696, 11676), (1946, 10176), (2224, 8904), (2226, 8896), (2544, 7784), (2688, 7367), (2919, 6784), (2968, 6672), (3336, 5936), (3392, 5838), (3892, 5088), (4448, 4452)]