20828868486

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{721571}}^1$

素因数の和:721876

約数の個数: 32

約数和(自身を含む): 44264112768

約数和(自身を除く): 23435244282

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 283, 566, 849, 1698, 4811, 9622, 14433, 28866, 721571, 1443142, 2164713, 4329426, 12266707, 24533414, 36800121, 73600242, 204204593, 408409186, 612613779, 1225227558, 3471478081, 6942956162, 10414434243, 20828868486]

約数ペア:

[(1, 20828868486), (2, 10414434243), (3, 6942956162), (6, 3471478081), (17, 1225227558), (34, 612613779), (51, 408409186), (102, 204204593), (283, 73600242), (566, 36800121), (849, 24533414), (1698, 12266707), (4811, 4329426), (9622, 2164713), (14433, 1443142), (28866, 721571)]