18985860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{35159}}^1$

素因数の和:35177

約数の個数: 48

約数和(自身を含む): 59068800

約数和(自身を除く): 40082940

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, 35159, 70318, 105477, 140636, 175795, 210954, 316431, 351590, 421908, 527385, 632862, 703180, 949293, 1054770, 1265724, 1582155, 1898586, 2109540, 3164310, 3797172, 4746465, 6328620, 9492930, 18985860]

約数ペア:

[(1, 18985860), (2, 9492930), (3, 6328620), (4, 4746465), (5, 3797172), (6, 3164310), (9, 2109540), (10, 1898586), (12, 1582155), (15, 1265724), (18, 1054770), (20, 949293), (27, 703180), (30, 632862), (36, 527385), (45, 421908), (54, 351590), (60, 316431), (90, 210954), (108, 175795), (135, 140636), (180, 105477), (270, 70318), (540, 35159)]