18909308

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{1171}}^1$

素因数の和:1553

約数の個数: 24

約数和(自身を含む): 36228864

約数和(自身を除く): 17319556

約数列:

[1, 2, 4, 11, 22, 44, 367, 734, 1171, 1468, 2342, 4037, 4684, 8074, 12881, 16148, 25762, 51524, 429757, 859514, 1719028, 4727327, 9454654, 18909308]

約数ペア:

[(1, 18909308), (2, 9454654), (4, 4727327), (11, 1719028), (22, 859514), (44, 429757), (367, 51524), (734, 25762), (1171, 16148), (1468, 12881), (2342, 8074), (4037, 4684)]