20673136

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5107}}^1$

素因数の和:5149

約数の個数: 40

約数和(自身を含む): 45604224

約数和(自身を除く): 24931088

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 88, 92, 176, 184, 253, 368, 506, 1012, 2024, 4048, 5107, 10214, 20428, 40856, 56177, 81712, 112354, 117461, 224708, 234922, 449416, 469844, 898832, 939688, 1292071, 1879376, 2584142, 5168284, 10336568, 20673136]

約数ペア:

[(1, 20673136), (2, 10336568), (4, 5168284), (8, 2584142), (11, 1879376), (16, 1292071), (22, 939688), (23, 898832), (44, 469844), (46, 449416), (88, 234922), (92, 224708), (176, 117461), (184, 112354), (253, 81712), (368, 56177), (506, 40856), (1012, 20428), (2024, 10214), (4048, 5107)]