18888135

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{6203}}^1$

素因数の和:6247

約数の個数: 32

約数和(自身を含む): 35735040

約数和(自身を除く): 16846905

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 87, 105, 145, 203, 435, 609, 1015, 3045, 6203, 18609, 31015, 43421, 93045, 130263, 179887, 217105, 539661, 651315, 899435, 1259209, 2698305, 3777627, 6296045, 18888135]

約数ペア:

[(1, 18888135), (3, 6296045), (5, 3777627), (7, 2698305), (15, 1259209), (21, 899435), (29, 651315), (35, 539661), (87, 217105), (105, 179887), (145, 130263), (203, 93045), (435, 43421), (609, 31015), (1015, 18609), (3045, 6203)]