20077867952

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{452857}}^1$

素因数の和:453045

約数の個数: 40

約数和(自身を含む): 41441941296

約数和(自身を除く): 21364073344

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 163, 272, 326, 652, 1304, 2608, 2771, 5542, 11084, 22168, 44336, 452857, 905714, 1811428, 3622856, 7245712, 7698569, 15397138, 30794276, 61588552, 73815691, 123177104, 147631382, 295262764, 590525528, 1181051056, 1254866747, 2509733494, 5019466988, 10038933976, 20077867952]

約数ペア:

[(1, 20077867952), (2, 10038933976), (4, 5019466988), (8, 2509733494), (16, 1254866747), (17, 1181051056), (34, 590525528), (68, 295262764), (136, 147631382), (163, 123177104), (272, 73815691), (326, 61588552), (652, 30794276), (1304, 15397138), (2608, 7698569), (2771, 7245712), (5542, 3622856), (11084, 1811428), (22168, 905714), (44336, 452857)]