20048032

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{269}}^1$

素因数の和:433

約数の個数: 48

約数和(自身を含む): 42252840

約数和(自身を除く): 22204808

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 137, 269, 272, 274, 538, 544, 548, 1076, 1096, 2152, 2192, 2329, 4304, 4384, 4573, 4658, 8608, 9146, 9316, 18292, 18632, 36584, 36853, 37264, 73168, 73706, 74528, 146336, 147412, 294824, 589648, 626501, 1179296, 1253002, 2506004, 5012008, 10024016, 20048032]

約数ペア:

[(1, 20048032), (2, 10024016), (4, 5012008), (8, 2506004), (16, 1253002), (17, 1179296), (32, 626501), (34, 589648), (68, 294824), (136, 147412), (137, 146336), (269, 74528), (272, 73706), (274, 73168), (538, 37264), (544, 36853), (548, 36584), (1076, 18632), (1096, 18292), (2152, 9316), (2192, 9146), (2329, 8608), (4304, 4658), (4384, 4573)]