20541504

素因数分解:

$2^6\times 3^1\times {\mathrm{83}}^1\times {\mathrm{1289}}^1$

素因数の和:1387

約数の個数: 56

約数和(自身を含む): 55046880

約数和(自身を除く): 34505376

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 83, 96, 166, 192, 249, 332, 498, 664, 996, 1289, 1328, 1992, 2578, 2656, 3867, 3984, 5156, 5312, 7734, 7968, 10312, 15468, 15936, 20624, 30936, 41248, 61872, 82496, 106987, 123744, 213974, 247488, 320961, 427948, 641922, 855896, 1283844, 1711792, 2567688, 3423584, 5135376, 6847168, 10270752, 20541504]

約数ペア:

[(1, 20541504), (2, 10270752), (3, 6847168), (4, 5135376), (6, 3423584), (8, 2567688), (12, 1711792), (16, 1283844), (24, 855896), (32, 641922), (48, 427948), (64, 320961), (83, 247488), (96, 213974), (166, 123744), (192, 106987), (249, 82496), (332, 61872), (498, 41248), (664, 30936), (996, 20624), (1289, 15936), (1328, 15468), (1992, 10312), (2578, 7968), (2656, 7734), (3867, 5312), (3984, 5156)]