19950380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{52501}}^1$

素因数の和:52529

約数の個数: 24

約数和(自身を含む): 44101680

約数和(自身を除く): 24151300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 52501, 105002, 210004, 262505, 525010, 997519, 1050020, 1995038, 3990076, 4987595, 9975190, 19950380]

約数ペア:

[(1, 19950380), (2, 9975190), (4, 4987595), (5, 3990076), (10, 1995038), (19, 1050020), (20, 997519), (38, 525010), (76, 262505), (95, 210004), (190, 105002), (380, 52501)]