198508423580

素因数分解:

$2^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{11830061}}^1$

素因数の和:11830909

約数の個数: 24

約数和(自身を含む): 417364587360

約数和(自身を除く): 218856163780

約数列:

[1, 2, 4, 5, 10, 20, 839, 1678, 3356, 4195, 8390, 16780, 11830061, 23660122, 47320244, 59150305, 118300610, 236601220, 9925421179, 19850842358, 39701684716, 49627105895, 99254211790, 198508423580]

約数ペア:

[(1, 198508423580), (2, 99254211790), (4, 49627105895), (5, 39701684716), (10, 19850842358), (20, 9925421179), (839, 236601220), (1678, 118300610), (3356, 59150305), (4195, 47320244), (8390, 23660122), (16780, 11830061)]