18520836

素因数分解:

$2^2\times 3^1\times {\mathrm{313}}^1\times {\mathrm{4931}}^1$

素因数の和:5251

約数の個数: 24

約数和(自身を含む): 43362144

約数和(自身を除く): 24841308

約数列:

[1, 2, 3, 4, 6, 12, 313, 626, 939, 1252, 1878, 3756, 4931, 9862, 14793, 19724, 29586, 59172, 1543403, 3086806, 4630209, 6173612, 9260418, 18520836]

約数ペア:

[(1, 18520836), (2, 9260418), (3, 6173612), (4, 4630209), (6, 3086806), (12, 1543403), (313, 59172), (626, 29586), (939, 19724), (1252, 14793), (1878, 9862), (3756, 4931)]