18038218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{26449}}^1$

素因数の和:26493

約数の個数: 16

約数和(自身を含む): 30470400

約数和(自身を除く): 12432182

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 26449, 52898, 290939, 581878, 819919, 1639838, 9019109, 18038218]

約数ペア:

[(1, 18038218), (2, 9019109), (11, 1639838), (22, 819919), (31, 581878), (62, 290939), (341, 52898), (682, 26449)]