20161993844

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{627943}}^1$

素因数の和:628319

約数の個数: 24

約数和(自身を含む): 36923107200

約数和(自身を除く): 16761113356

約数列:

[1, 2, 4, 23, 46, 92, 349, 698, 1396, 8027, 16054, 32108, 627943, 1255886, 2511772, 14442689, 28885378, 57770756, 219152107, 438304214, 876608428, 5040498461, 10080996922, 20161993844]

約数ペア:

[(1, 20161993844), (2, 10080996922), (4, 5040498461), (23, 876608428), (46, 438304214), (92, 219152107), (349, 57770756), (698, 28885378), (1396, 14442689), (8027, 2511772), (16054, 1255886), (32108, 627943)]