19181566243580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1847}}^1\times {\mathrm{448801}}^1$

素因数の和:450759

約数の個数: 96

約数和(自身を含む): 43891112200320

約数和(自身を除く): 24709545956740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 445, 890, 1157, 1780, 1847, 2314, 3694, 4628, 5785, 7388, 9235, 11570, 18470, 23140, 24011, 36940, 48022, 96044, 120055, 164383, 240110, 328766, 448801, 480220, 657532, 821915, 897602, 1643830, 1795204, 2136979, 2244005, 3287660, 4273958, 4488010, 5834413, 8547916, 8976020, 10684895, 11668826, 21369790, 23337652, 29172065, 39943289, 42739580, 58344130, 79886578, 116688260, 159773156, 199716445, 399432890, 519262757, 798865780, 828935447, 1038525514, 1657870894, 2077051028, 2596313785, 3315741788, 4144677235, 5192627570, 8289354470, 10385255140, 10776160811, 16578708940, 21552321622, 43104643244, 53880804055, 73775254783, 107761608110, 147550509566, 215523216220, 295101019132, 368876273915, 737752547830, 959078312179, 1475505095660, 1918156624358, 3836313248716, 4795391560895, 9590783121790, 19181566243580]

約数ペア:

[(1, 19181566243580), (2, 9590783121790), (4, 4795391560895), (5, 3836313248716), (10, 1918156624358), (13, 1475505095660), (20, 959078312179), (26, 737752547830), (52, 368876273915), (65, 295101019132), (89, 215523216220), (130, 147550509566), (178, 107761608110), (260, 73775254783), (356, 53880804055), (445, 43104643244), (890, 21552321622), (1157, 16578708940), (1780, 10776160811), (1847, 10385255140), (2314, 8289354470), (3694, 5192627570), (4628, 4144677235), (5785, 3315741788), (7388, 2596313785), (9235, 2077051028), (11570, 1657870894), (18470, 1038525514), (23140, 828935447), (24011, 798865780), (36940, 519262757), (48022, 399432890), (96044, 199716445), (120055, 159773156), (164383, 116688260), (240110, 79886578), (328766, 58344130), (448801, 42739580), (480220, 39943289), (657532, 29172065), (821915, 23337652), (897602, 21369790), (1643830, 11668826), (1795204, 10684895), (2136979, 8976020), (2244005, 8547916), (3287660, 5834413), (4273958, 4488010)]