20190640325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1104823}}^1$

素因数の和:1104893

約数の個数: 24

約数和(自身を含む): 27125638848

約数和(自身を除く): 6934998523

約数列:

[1, 5, 17, 25, 43, 85, 215, 425, 731, 1075, 3655, 18275, 1104823, 5524115, 18781991, 27620575, 47507389, 93909955, 237536945, 469549775, 807625613, 1187684725, 4038128065, 20190640325]

約数ペア:

[(1, 20190640325), (5, 4038128065), (17, 1187684725), (25, 807625613), (43, 469549775), (85, 237536945), (215, 93909955), (425, 47507389), (731, 27620575), (1075, 18781991), (3655, 5524115), (18275, 1104823)]