20120221248

素因数分解:

$2^6\times 3^1\times {\mathrm{53}}^1\times {\mathrm{1977223}}^1$

素因数の和:1977291

約数の個数: 56

約数和(自身を含む): 54239208768

約数和(自身を除く): 34118987520

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 53, 64, 96, 106, 159, 192, 212, 318, 424, 636, 848, 1272, 1696, 2544, 3392, 5088, 10176, 1977223, 3954446, 5931669, 7908892, 11863338, 15817784, 23726676, 31635568, 47453352, 63271136, 94906704, 104792819, 126542272, 189813408, 209585638, 314378457, 379626816, 419171276, 628756914, 838342552, 1257513828, 1676685104, 2515027656, 3353370208, 5030055312, 6706740416, 10060110624, 20120221248]

約数ペア:

[(1, 20120221248), (2, 10060110624), (3, 6706740416), (4, 5030055312), (6, 3353370208), (8, 2515027656), (12, 1676685104), (16, 1257513828), (24, 838342552), (32, 628756914), (48, 419171276), (53, 379626816), (64, 314378457), (96, 209585638), (106, 189813408), (159, 126542272), (192, 104792819), (212, 94906704), (318, 63271136), (424, 47453352), (636, 31635568), (848, 23726676), (1272, 15817784), (1696, 11863338), (2544, 7908892), (3392, 5931669), (5088, 3954446), (10176, 1977223)]