18899689845

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{479}}^1\times {\mathrm{64157}}^1$

素因数の和:64685

約数の個数: 32

約数和(自身を含む): 31042206720

約数和(自身を除く): 12142516875

約数列:

[1, 3, 5, 15, 41, 123, 205, 479, 615, 1437, 2395, 7185, 19639, 58917, 64157, 98195, 192471, 294585, 320785, 962355, 2630437, 7891311, 13152185, 30731203, 39456555, 92193609, 153656015, 460968045, 1259979323, 3779937969, 6299896615, 18899689845]

約数ペア:

[(1, 18899689845), (3, 6299896615), (5, 3779937969), (15, 1259979323), (41, 460968045), (123, 153656015), (205, 92193609), (479, 39456555), (615, 30731203), (1437, 13152185), (2395, 7891311), (7185, 2630437), (19639, 962355), (58917, 320785), (64157, 294585), (98195, 192471)]