19954038

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5443}}^1$

素因数の和:5508

約数の個数: 32

約数和(自身を含む): 43900416

約数和(自身を除く): 23946378

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 94, 141, 282, 611, 1222, 1833, 3666, 5443, 10886, 16329, 32658, 70759, 141518, 212277, 255821, 424554, 511642, 767463, 1534926, 3325673, 6651346, 9977019, 19954038]

約数ペア:

[(1, 19954038), (2, 9977019), (3, 6651346), (6, 3325673), (13, 1534926), (26, 767463), (39, 511642), (47, 424554), (78, 255821), (94, 212277), (141, 141518), (282, 70759), (611, 32658), (1222, 16329), (1833, 10886), (3666, 5443)]