18344139

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1721}}^1$

素因数の和:1771

約数の個数: 32

約数和(自身を含む): 29756160

約数和(自身を除く): 11412021

約数列:

[1, 3, 11, 17, 19, 33, 51, 57, 187, 209, 323, 561, 627, 969, 1721, 3553, 5163, 10659, 18931, 29257, 32699, 56793, 87771, 98097, 321827, 359689, 555883, 965481, 1079067, 1667649, 6114713, 18344139]

約数ペア:

[(1, 18344139), (3, 6114713), (11, 1667649), (17, 1079067), (19, 965481), (33, 555883), (51, 359689), (57, 321827), (187, 98097), (209, 87771), (323, 56793), (561, 32699), (627, 29257), (969, 18931), (1721, 10659), (3553, 5163)]