19489560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{162413}}^1$

素因数の和:162427

約数の個数: 32

約数和(自身を含む): 58469040

約数和(自身を除く): 38979480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 162413, 324826, 487239, 649652, 812065, 974478, 1299304, 1624130, 1948956, 2436195, 3248260, 3897912, 4872390, 6496520, 9744780, 19489560]

約数ペア:

[(1, 19489560), (2, 9744780), (3, 6496520), (4, 4872390), (5, 3897912), (6, 3248260), (8, 2436195), (10, 1948956), (12, 1624130), (15, 1299304), (20, 974478), (24, 812065), (30, 649652), (40, 487239), (60, 324826), (120, 162413)]