19031236

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{431}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 40642560

約数和(自身を除く): 21611324

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 83, 133, 166, 266, 332, 431, 532, 581, 862, 1162, 1577, 1724, 2324, 3017, 3154, 6034, 6308, 8189, 11039, 12068, 16378, 22078, 32756, 35773, 44156, 57323, 71546, 114646, 143092, 229292, 250411, 500822, 679687, 1001644, 1359374, 2718748, 4757809, 9515618, 19031236]

約数ペア:

[(1, 19031236), (2, 9515618), (4, 4757809), (7, 2718748), (14, 1359374), (19, 1001644), (28, 679687), (38, 500822), (76, 250411), (83, 229292), (133, 143092), (166, 114646), (266, 71546), (332, 57323), (431, 44156), (532, 35773), (581, 32756), (862, 22078), (1162, 16378), (1577, 12068), (1724, 11039), (2324, 8189), (3017, 6308), (3154, 6034)]