20171379004

素因数分解:

$2^2\times 7^2\times {\mathrm{419}}^1\times {\mathrm{245621}}^1$

素因数の和:246058

約数の個数: 36

約数和(自身を含む): 41161334760

約数和(自身を除く): 20989955756

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 419, 838, 1676, 2933, 5866, 11732, 20531, 41062, 82124, 245621, 491242, 982484, 1719347, 3438694, 6877388, 12035429, 24070858, 48141716, 102915199, 205830398, 411660796, 720406393, 1440812786, 2881625572, 5042844751, 10085689502, 20171379004]

約数ペア:

[(1, 20171379004), (2, 10085689502), (4, 5042844751), (7, 2881625572), (14, 1440812786), (28, 720406393), (49, 411660796), (98, 205830398), (196, 102915199), (419, 48141716), (838, 24070858), (1676, 12035429), (2933, 6877388), (5866, 3438694), (11732, 1719347), (20531, 982484), (41062, 491242), (82124, 245621)]