20596736

素因数分解:

$2^{11}\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 42014700

約数和(自身を除く): 21417964

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 113, 128, 178, 226, 256, 356, 452, 512, 712, 904, 1024, 1424, 1808, 2048, 2848, 3616, 5696, 7232, 10057, 11392, 14464, 20114, 22784, 28928, 40228, 45568, 57856, 80456, 91136, 115712, 160912, 182272, 231424, 321824, 643648, 1287296, 2574592, 5149184, 10298368, 20596736]

約数ペア:

[(1, 20596736), (2, 10298368), (4, 5149184), (8, 2574592), (16, 1287296), (32, 643648), (64, 321824), (89, 231424), (113, 182272), (128, 160912), (178, 115712), (226, 91136), (256, 80456), (356, 57856), (452, 45568), (512, 40228), (712, 28928), (904, 22784), (1024, 20114), (1424, 14464), (1808, 11392), (2048, 10057), (2848, 7232), (3616, 5696)]