19894626

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{5189}}^1$

素因数の和:5271

約数の個数: 32

約数和(自身を含む): 44841600

約数和(自身を除く): 24946974

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 639, 1278, 1917, 3834, 5189, 10378, 15567, 31134, 46701, 93402, 140103, 280206, 368419, 736838, 1105257, 2210514, 3315771, 6631542, 9947313, 19894626]

約数ペア:

[(1, 19894626), (2, 9947313), (3, 6631542), (6, 3315771), (9, 2210514), (18, 1105257), (27, 736838), (54, 368419), (71, 280206), (142, 140103), (213, 93402), (426, 46701), (639, 31134), (1278, 15567), (1917, 10378), (3834, 5189)]