19301494

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:352

約数の個数: 32

約数和(自身を含む): 32093280

約数和(自身を除く): 12791786

約数列:

[1, 2, 17, 34, 37, 67, 74, 134, 229, 458, 629, 1139, 1258, 2278, 2479, 3893, 4958, 7786, 8473, 15343, 16946, 30686, 42143, 84286, 144041, 260831, 288082, 521662, 567691, 1135382, 9650747, 19301494]

約数ペア:

[(1, 19301494), (2, 9650747), (17, 1135382), (34, 567691), (37, 521662), (67, 288082), (74, 260831), (134, 144041), (229, 84286), (458, 42143), (629, 30686), (1139, 16946), (1258, 15343), (2278, 8473), (2479, 7786), (3893, 4958)]