16438788

素因数分解:

$2^2\times 3^4\times {\mathrm{113}}^1\times {\mathrm{449}}^1$

素因数の和:578

約数の個数: 60

約数和(自身を含む): 43451100

約数和(自身を除く): 27012312

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 113, 162, 226, 324, 339, 449, 452, 678, 898, 1017, 1347, 1356, 1796, 2034, 2694, 3051, 4041, 4068, 5388, 6102, 8082, 9153, 12123, 12204, 16164, 18306, 24246, 36369, 36612, 48492, 50737, 72738, 101474, 145476, 152211, 202948, 304422, 456633, 608844, 913266, 1369899, 1826532, 2739798, 4109697, 5479596, 8219394, 16438788]

約数ペア:

[(1, 16438788), (2, 8219394), (3, 5479596), (4, 4109697), (6, 2739798), (9, 1826532), (12, 1369899), (18, 913266), (27, 608844), (36, 456633), (54, 304422), (81, 202948), (108, 152211), (113, 145476), (162, 101474), (226, 72738), (324, 50737), (339, 48492), (449, 36612), (452, 36369), (678, 24246), (898, 18306), (1017, 16164), (1347, 12204), (1356, 12123), (1796, 9153), (2034, 8082), (2694, 6102), (3051, 5388), (4041, 4068)]