18956934

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{641}}^1$

素因数の和:733

約数の個数: 48

約数和(自身を含む): 43265664

約数和(自身を除く): 24308730

約数列:

[1, 2, 3, 6, 9, 18, 31, 53, 62, 93, 106, 159, 186, 279, 318, 477, 558, 641, 954, 1282, 1643, 1923, 3286, 3846, 4929, 5769, 9858, 11538, 14787, 19871, 29574, 33973, 39742, 59613, 67946, 101919, 119226, 178839, 203838, 305757, 357678, 611514, 1053163, 2106326, 3159489, 6318978, 9478467, 18956934]

約数ペア:

[(1, 18956934), (2, 9478467), (3, 6318978), (6, 3159489), (9, 2106326), (18, 1053163), (31, 611514), (53, 357678), (62, 305757), (93, 203838), (106, 178839), (159, 119226), (186, 101919), (279, 67946), (318, 59613), (477, 39742), (558, 33973), (641, 29574), (954, 19871), (1282, 14787), (1643, 11538), (1923, 9858), (3286, 5769), (3846, 4929)]