20101704805

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1381}}^1\times {\mathrm{31991}}^1$

素因数の和:33397

約数の個数: 32

約数和(自身を含む): 29711098368

約数和(自身を除く): 9609393563

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 1381, 6905, 9667, 17953, 31991, 48335, 89765, 125671, 159955, 223937, 415883, 628355, 1119685, 2079415, 2911181, 14555905, 44179571, 220897855, 309256997, 574334423, 1546284985, 2871672115, 4020340961, 20101704805]

約数ペア:

[(1, 20101704805), (5, 4020340961), (7, 2871672115), (13, 1546284985), (35, 574334423), (65, 309256997), (91, 220897855), (455, 44179571), (1381, 14555905), (6905, 2911181), (9667, 2079415), (17953, 1119685), (31991, 628355), (48335, 415883), (89765, 223937), (125671, 159955)]