19403964

素因数分解:

$2^2\times 3^2\times {\mathrm{103}}^1\times {\mathrm{5233}}^1$

素因数の和:5346

約数の個数: 36

約数和(自身を含む): 49534576

約数和(自身を除く): 30130612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 103, 206, 309, 412, 618, 927, 1236, 1854, 3708, 5233, 10466, 15699, 20932, 31398, 47097, 62796, 94194, 188388, 538999, 1077998, 1616997, 2155996, 3233994, 4850991, 6467988, 9701982, 19403964]

約数ペア:

[(1, 19403964), (2, 9701982), (3, 6467988), (4, 4850991), (6, 3233994), (9, 2155996), (12, 1616997), (18, 1077998), (36, 538999), (103, 188388), (206, 94194), (309, 62796), (412, 47097), (618, 31398), (927, 20932), (1236, 15699), (1854, 10466), (3708, 5233)]