209913136

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{12227}}^1$

素因数の和:12301

約数の個数: 40

約数和(自身を含む): 432137520

約数和(自身を除く): 222224384

約数列:

[1, 2, 4, 8, 16, 29, 37, 58, 74, 116, 148, 232, 296, 464, 592, 1073, 2146, 4292, 8584, 12227, 17168, 24454, 48908, 97816, 195632, 354583, 452399, 709166, 904798, 1418332, 1809596, 2836664, 3619192, 5673328, 7238384, 13119571, 26239142, 52478284, 104956568, 209913136]

約数ペア:

[(1, 209913136), (2, 104956568), (4, 52478284), (8, 26239142), (16, 13119571), (29, 7238384), (37, 5673328), (58, 3619192), (74, 2836664), (116, 1809596), (148, 1418332), (232, 904798), (296, 709166), (464, 452399), (592, 354583), (1073, 195632), (2146, 97816), (4292, 48908), (8584, 24454), (12227, 17168)]