18859324

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1327}}^1$

素因数の和:1378

約数の個数: 48

約数和(自身を含む): 40158720

約数和(自身を除く): 21299396

約数列:

[1, 2, 4, 11, 17, 19, 22, 34, 38, 44, 68, 76, 187, 209, 323, 374, 418, 646, 748, 836, 1292, 1327, 2654, 3553, 5308, 7106, 14212, 14597, 22559, 25213, 29194, 45118, 50426, 58388, 90236, 100852, 248149, 277343, 428621, 496298, 554686, 857242, 992596, 1109372, 1714484, 4714831, 9429662, 18859324]

約数ペア:

[(1, 18859324), (2, 9429662), (4, 4714831), (11, 1714484), (17, 1109372), (19, 992596), (22, 857242), (34, 554686), (38, 496298), (44, 428621), (68, 277343), (76, 248149), (187, 100852), (209, 90236), (323, 58388), (374, 50426), (418, 45118), (646, 29194), (748, 25213), (836, 22559), (1292, 14597), (1327, 14212), (2654, 7106), (3553, 5308)]