19814352

素因数分解:

$2^4\times 3^1\times {\mathrm{509}}^1\times {\mathrm{811}}^1$

素因数の和:1331

約数の個数: 40

約数和(自身を含む): 51350880

約数和(自身を除く): 31536528

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 509, 811, 1018, 1527, 1622, 2036, 2433, 3054, 3244, 4072, 4866, 6108, 6488, 8144, 9732, 12216, 12976, 19464, 24432, 38928, 412799, 825598, 1238397, 1651196, 2476794, 3302392, 4953588, 6604784, 9907176, 19814352]

約数ペア:

[(1, 19814352), (2, 9907176), (3, 6604784), (4, 4953588), (6, 3302392), (8, 2476794), (12, 1651196), (16, 1238397), (24, 825598), (48, 412799), (509, 38928), (811, 24432), (1018, 19464), (1527, 12976), (1622, 12216), (2036, 9732), (2433, 8144), (3054, 6488), (3244, 6108), (4072, 4866)]