19171854

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{81931}}^1$

素因数の和:81952

約数の個数: 24

約数和(自身を含む): 44734872

約数和(自身を除く): 25563018

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 81931, 163862, 245793, 491586, 737379, 1065103, 1474758, 2130206, 3195309, 6390618, 9585927, 19171854]

約数ペア:

[(1, 19171854), (2, 9585927), (3, 6390618), (6, 3195309), (9, 2130206), (13, 1474758), (18, 1065103), (26, 737379), (39, 491586), (78, 245793), (117, 163862), (234, 81931)]