2007501905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{1601}}^1$

素因数の和:1889

約数の個数: 32

約数和(自身を含む): 2588319360

約数和(自身を除く): 580817455

約数列:

[1, 5, 19, 67, 95, 197, 335, 985, 1273, 1601, 3743, 6365, 8005, 13199, 18715, 30419, 65995, 107267, 152095, 250781, 315397, 536335, 1253905, 1576985, 2038073, 5992543, 10190365, 21131599, 29962715, 105657995, 401500381, 2007501905]

約数ペア:

[(1, 2007501905), (5, 401500381), (19, 105657995), (67, 29962715), (95, 21131599), (197, 10190365), (335, 5992543), (985, 2038073), (1273, 1576985), (1601, 1253905), (3743, 536335), (6365, 315397), (8005, 250781), (13199, 152095), (18715, 107267), (30419, 65995)]