19521495

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2137}}^1$

素因数の和:2184

約数の個数: 48

約数和(自身を含む): 40023360

約数和(自身を除く): 20501865

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 63, 87, 105, 145, 203, 261, 315, 435, 609, 1015, 1305, 1827, 2137, 3045, 6411, 9135, 10685, 14959, 19233, 32055, 44877, 61973, 74795, 96165, 134631, 185919, 224385, 309865, 433811, 557757, 673155, 929595, 1301433, 2169055, 2788785, 3904299, 6507165, 19521495]

約数ペア:

[(1, 19521495), (3, 6507165), (5, 3904299), (7, 2788785), (9, 2169055), (15, 1301433), (21, 929595), (29, 673155), (35, 557757), (45, 433811), (63, 309865), (87, 224385), (105, 185919), (145, 134631), (203, 96165), (261, 74795), (315, 61973), (435, 44877), (609, 32055), (1015, 19233), (1305, 14959), (1827, 10685), (2137, 9135), (3045, 6411)]