18398835

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4493}}^1$

素因数の和:4524

約数の個数: 48

約数和(自身を含む): 39259584

約数和(自身を除く): 20860749

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 455, 585, 819, 1365, 4095, 4493, 13479, 22465, 31451, 40437, 58409, 67395, 94353, 157255, 175227, 202185, 283059, 292045, 408863, 471765, 525681, 876135, 1226589, 1415295, 2044315, 2628405, 3679767, 6132945, 18398835]

約数ペア:

[(1, 18398835), (3, 6132945), (5, 3679767), (7, 2628405), (9, 2044315), (13, 1415295), (15, 1226589), (21, 876135), (35, 525681), (39, 471765), (45, 408863), (63, 292045), (65, 283059), (91, 202185), (105, 175227), (117, 157255), (195, 94353), (273, 67395), (315, 58409), (455, 40437), (585, 31451), (819, 22465), (1365, 13479), (4095, 4493)]