19395900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{937}}^1$

素因数の和:980

約数の個数: 108

約数和(自身を含む): 63506352

約数和(自身を除く): 44110452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 25, 30, 36, 45, 46, 50, 60, 69, 75, 90, 92, 100, 115, 138, 150, 180, 207, 225, 230, 276, 300, 345, 414, 450, 460, 575, 690, 828, 900, 937, 1035, 1150, 1380, 1725, 1874, 2070, 2300, 2811, 3450, 3748, 4140, 4685, 5175, 5622, 6900, 8433, 9370, 10350, 11244, 14055, 16866, 18740, 20700, 21551, 23425, 28110, 33732, 42165, 43102, 46850, 56220, 64653, 70275, 84330, 86204, 93700, 107755, 129306, 140550, 168660, 193959, 210825, 215510, 258612, 281100, 323265, 387918, 421650, 431020, 538775, 646530, 775836, 843300, 969795, 1077550, 1293060, 1616325, 1939590, 2155100, 3232650, 3879180, 4848975, 6465300, 9697950, 19395900]

約数ペア:

[(1, 19395900), (2, 9697950), (3, 6465300), (4, 4848975), (5, 3879180), (6, 3232650), (9, 2155100), (10, 1939590), (12, 1616325), (15, 1293060), (18, 1077550), (20, 969795), (23, 843300), (25, 775836), (30, 646530), (36, 538775), (45, 431020), (46, 421650), (50, 387918), (60, 323265), (69, 281100), (75, 258612), (90, 215510), (92, 210825), (100, 193959), (115, 168660), (138, 140550), (150, 129306), (180, 107755), (207, 93700), (225, 86204), (230, 84330), (276, 70275), (300, 64653), (345, 56220), (414, 46850), (450, 43102), (460, 42165), (575, 33732), (690, 28110), (828, 23425), (900, 21551), (937, 20700), (1035, 18740), (1150, 16866), (1380, 14055), (1725, 11244), (1874, 10350), (2070, 9370), (2300, 8433), (2811, 6900), (3450, 5622), (3748, 5175), (4140, 4685)]