188857990

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{2591}}^1$

素因数の和:2832

約数の個数: 32

約数和(自身を含む): 351039744

約数和(自身を除く): 162181754

約数列:

[1, 2, 5, 10, 37, 74, 185, 197, 370, 394, 985, 1970, 2591, 5182, 7289, 12955, 14578, 25910, 36445, 72890, 95867, 191734, 479335, 510427, 958670, 1020854, 2552135, 5104270, 18885799, 37771598, 94428995, 188857990]

約数ペア:

[(1, 188857990), (2, 94428995), (5, 37771598), (10, 18885799), (37, 5104270), (74, 2552135), (185, 1020854), (197, 958670), (370, 510427), (394, 479335), (985, 191734), (1970, 95867), (2591, 72890), (5182, 36445), (7289, 25910), (12955, 14578)]