20246848

素因数分解:

$2^6\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:239

約数の個数: 56

約数和(自身を含む): 42135552

約数和(自身を除く): 21888704

約数列:

[1, 2, 4, 8, 16, 32, 47, 53, 64, 94, 106, 127, 188, 212, 254, 376, 424, 508, 752, 848, 1016, 1504, 1696, 2032, 2491, 3008, 3392, 4064, 4982, 5969, 6731, 8128, 9964, 11938, 13462, 19928, 23876, 26924, 39856, 47752, 53848, 79712, 95504, 107696, 159424, 191008, 215392, 316357, 382016, 430784, 632714, 1265428, 2530856, 5061712, 10123424, 20246848]

約数ペア:

[(1, 20246848), (2, 10123424), (4, 5061712), (8, 2530856), (16, 1265428), (32, 632714), (47, 430784), (53, 382016), (64, 316357), (94, 215392), (106, 191008), (127, 159424), (188, 107696), (212, 95504), (254, 79712), (376, 53848), (424, 47752), (508, 39856), (752, 26924), (848, 23876), (1016, 19928), (1504, 13462), (1696, 11938), (2032, 9964), (2491, 8128), (3008, 6731), (3392, 5969), (4064, 4982)]