19195594

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{2243}}^1$

素因数の和:2645

約数の個数: 16

約数和(自身を含む): 31505760

約数和(自身を除く): 12310166

約数列:

[1, 2, 11, 22, 389, 778, 2243, 4279, 4486, 8558, 24673, 49346, 872527, 1745054, 9597797, 19195594]

約数ペア:

[(1, 19195594), (2, 9597797), (11, 1745054), (22, 872527), (389, 49346), (778, 24673), (2243, 8558), (4279, 4486)]