19986588

素因数分解:

$2^2\times 3^4\times {\mathrm{61687}}^1$

素因数の和:61703

約数の個数: 30

約数和(自身を含む): 52249736

約数和(自身を除く): 32263148

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 61687, 123374, 185061, 246748, 370122, 555183, 740244, 1110366, 1665549, 2220732, 3331098, 4996647, 6662196, 9993294, 19986588]

約数ペア:

[(1, 19986588), (2, 9993294), (3, 6662196), (4, 4996647), (6, 3331098), (9, 2220732), (12, 1665549), (18, 1110366), (27, 740244), (36, 555183), (54, 370122), (81, 246748), (108, 185061), (162, 123374), (324, 61687)]