209370293002

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{18683767}}^1$

素因数の和:18684213

約数の個数: 16

約数和(自身を含む): 338998286592

約数和(自身を除く): 129627993590

約数列:

[1, 2, 13, 26, 431, 862, 5603, 11206, 18683767, 37367534, 242888971, 485777942, 8052703577, 16105407154, 104685146501, 209370293002]

約数ペア:

[(1, 209370293002), (2, 104685146501), (13, 16105407154), (26, 8052703577), (431, 485777942), (862, 242888971), (5603, 37367534), (11206, 18683767)]