18363800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1009}}^1$

素因数の和:1045

約数の個数: 96

約数和(自身を含む): 52600800

約数和(自身を除く): 34237000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 91, 100, 104, 130, 140, 175, 182, 200, 260, 280, 325, 350, 364, 455, 520, 650, 700, 728, 910, 1009, 1300, 1400, 1820, 2018, 2275, 2600, 3640, 4036, 4550, 5045, 7063, 8072, 9100, 10090, 13117, 14126, 18200, 20180, 25225, 26234, 28252, 35315, 40360, 50450, 52468, 56504, 65585, 70630, 91819, 100900, 104936, 131170, 141260, 176575, 183638, 201800, 262340, 282520, 327925, 353150, 367276, 459095, 524680, 655850, 706300, 734552, 918190, 1311700, 1412600, 1836380, 2295475, 2623400, 3672760, 4590950, 9181900, 18363800]

約数ペア:

[(1, 18363800), (2, 9181900), (4, 4590950), (5, 3672760), (7, 2623400), (8, 2295475), (10, 1836380), (13, 1412600), (14, 1311700), (20, 918190), (25, 734552), (26, 706300), (28, 655850), (35, 524680), (40, 459095), (50, 367276), (52, 353150), (56, 327925), (65, 282520), (70, 262340), (91, 201800), (100, 183638), (104, 176575), (130, 141260), (140, 131170), (175, 104936), (182, 100900), (200, 91819), (260, 70630), (280, 65585), (325, 56504), (350, 52468), (364, 50450), (455, 40360), (520, 35315), (650, 28252), (700, 26234), (728, 25225), (910, 20180), (1009, 18200), (1300, 14126), (1400, 13117), (1820, 10090), (2018, 9100), (2275, 8072), (2600, 7063), (3640, 5045), (4036, 4550)]