20395590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{8191}}^1$

素因数の和:8284

約数の個数: 32

約数和(自身を含む): 49545216

約数和(自身を除く): 29149626

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 83, 166, 249, 415, 498, 830, 1245, 2490, 8191, 16382, 24573, 40955, 49146, 81910, 122865, 245730, 679853, 1359706, 2039559, 3399265, 4079118, 6798530, 10197795, 20395590]

約数ペア:

[(1, 20395590), (2, 10197795), (3, 6798530), (5, 4079118), (6, 3399265), (10, 2039559), (15, 1359706), (30, 679853), (83, 245730), (166, 122865), (249, 81910), (415, 49146), (498, 40955), (830, 24573), (1245, 16382), (2490, 8191)]