20274786

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{941}}^1$

素因数の和:981

約数の個数: 80

約数和(自身を含む): 54711360

約数和(自身を除く): 34436574

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 81, 114, 126, 133, 162, 171, 189, 266, 342, 378, 399, 513, 567, 798, 941, 1026, 1134, 1197, 1539, 1882, 2394, 2823, 3078, 3591, 5646, 6587, 7182, 8469, 10773, 13174, 16938, 17879, 19761, 21546, 25407, 35758, 39522, 50814, 53637, 59283, 76221, 107274, 118566, 125153, 152442, 160911, 177849, 250306, 321822, 355698, 375459, 482733, 533547, 750918, 965466, 1067094, 1126377, 1448199, 2252754, 2896398, 3379131, 6758262, 10137393, 20274786]

約数ペア:

[(1, 20274786), (2, 10137393), (3, 6758262), (6, 3379131), (7, 2896398), (9, 2252754), (14, 1448199), (18, 1126377), (19, 1067094), (21, 965466), (27, 750918), (38, 533547), (42, 482733), (54, 375459), (57, 355698), (63, 321822), (81, 250306), (114, 177849), (126, 160911), (133, 152442), (162, 125153), (171, 118566), (189, 107274), (266, 76221), (342, 59283), (378, 53637), (399, 50814), (513, 39522), (567, 35758), (798, 25407), (941, 21546), (1026, 19761), (1134, 17879), (1197, 16938), (1539, 13174), (1882, 10773), (2394, 8469), (2823, 7182), (3078, 6587), (3591, 5646)]