18493918

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{953}}^1$

素因数の和:1299

約数の個数: 16

約数和(自身を含む): 28757376

約数和(自身を除く): 10263458

約数列:

[1, 2, 31, 62, 313, 626, 953, 1906, 9703, 19406, 29543, 59086, 298289, 596578, 9246959, 18493918]

約数ペア:

[(1, 18493918), (2, 9246959), (31, 596578), (62, 298289), (313, 59086), (626, 29543), (953, 19406), (1906, 9703)]