19720134

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2953}}^1$

素因数の和:3021

約数の個数: 48

約数和(自身を含む): 49768992

約数和(自身を除く): 30048858

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 53, 63, 106, 126, 159, 318, 371, 477, 742, 954, 1113, 2226, 2953, 3339, 5906, 6678, 8859, 17718, 20671, 26577, 41342, 53154, 62013, 124026, 156509, 186039, 313018, 372078, 469527, 939054, 1095563, 1408581, 2191126, 2817162, 3286689, 6573378, 9860067, 19720134]

約数ペア:

[(1, 19720134), (2, 9860067), (3, 6573378), (6, 3286689), (7, 2817162), (9, 2191126), (14, 1408581), (18, 1095563), (21, 939054), (42, 469527), (53, 372078), (63, 313018), (106, 186039), (126, 156509), (159, 124026), (318, 62013), (371, 53154), (477, 41342), (742, 26577), (954, 20671), (1113, 17718), (2226, 8859), (2953, 6678), (3339, 5906)]