18447308

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1987}}^1$

素因数の和:2213

約数の個数: 24

約数和(自身を含む): 35402304

約数和(自身を除く): 16954996

約数列:

[1, 2, 4, 11, 22, 44, 211, 422, 844, 1987, 2321, 3974, 4642, 7948, 9284, 21857, 43714, 87428, 419257, 838514, 1677028, 4611827, 9223654, 18447308]

約数ペア:

[(1, 18447308), (2, 9223654), (4, 4611827), (11, 1677028), (22, 838514), (44, 419257), (211, 87428), (422, 43714), (844, 21857), (1987, 9284), (2321, 7948), (3974, 4642)]