18889192

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{433}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 43747200

約数和(自身を除く): 24858008

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 41, 56, 76, 82, 133, 152, 164, 266, 287, 328, 433, 532, 574, 779, 866, 1064, 1148, 1558, 1732, 2296, 3031, 3116, 3464, 5453, 6062, 6232, 8227, 10906, 12124, 16454, 17753, 21812, 24248, 32908, 35506, 43624, 57589, 65816, 71012, 115178, 124271, 142024, 230356, 248542, 337307, 460712, 497084, 674614, 994168, 1349228, 2361149, 2698456, 4722298, 9444596, 18889192]

約数ペア:

[(1, 18889192), (2, 9444596), (4, 4722298), (7, 2698456), (8, 2361149), (14, 1349228), (19, 994168), (28, 674614), (38, 497084), (41, 460712), (56, 337307), (76, 248542), (82, 230356), (133, 142024), (152, 124271), (164, 115178), (266, 71012), (287, 65816), (328, 57589), (433, 43624), (532, 35506), (574, 32908), (779, 24248), (866, 21812), (1064, 17753), (1148, 16454), (1558, 12124), (1732, 10906), (2296, 8227), (3031, 6232), (3116, 6062), (3464, 5453)]