19646820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{36383}}^1$

素因数の和:36401

約数の個数: 48

約数和(自身を含む): 61125120

約数和(自身を除く): 41478300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 36383, 72766, 109149, 145532, 181915, 218298, 327447, 363830, 436596, 545745, 654894, 727660, 982341, 1091490, 1309788, 1637235, 1964682, 2182980, 3274470, 3929364, 4911705, 6548940, 9823410, 19646820]

約数ペア:

[(1, 19646820), (2, 9823410), (3, 6548940), (4, 4911705), (5, 3929364), (6, 3274470), (9, 2182980), (10, 1964682), (12, 1637235), (15, 1309788), (18, 1091490), (20, 982341), (27, 727660), (30, 654894), (36, 545745), (45, 436596), (54, 363830), (60, 327447), (90, 218298), (108, 181915), (135, 145532), (180, 109149), (270, 72766), (540, 36383)]